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Physics Equipment
CAR FDR MDTIDN EXPERIMENTS
Sturdy car of single piece moulded plastic body, with low friction plastic wheels provides manifold applications - for experiments on simple and accelerated motion, on friction impulse, conservations laws and on inclined planes. The rectangular cavity at the top enables masses to be placed for increasing the effective mass of the car. Can also be used on the surface of tables, independently of track.
CARBON ARC LAMP
Mounted on wooden base to explain working of arc lamp operates on 12 volts AC/ DC.
Cart with Plunger
Specifications : Size: 14 x 7 x 4 cm – Weight: approx. 450 g. The cart includes a spring loaded plunger mechanism that can be released to provide an Immediate impulse to set another cart in motion and to provide
an initial impulse velocity. The plunger has two settings to allow a lesser or greater impulse depending on the mass of the adjacent cart. The other side of the cart contains two strips of Velcro™ and a pair of powerful neodymium magnets, which are designed for alternate elastic and inelastic collisions.
Cart without Plunger
SPECIFICATIONS : Size: 14 x 7 x 4 cm – Weight: approx. 450 g. Ideal for all dynamics experiments, the Cart is an ideal companion for the Plunger Cart. Designed to be robust yet almost friction Free, designed so that it will withstand the rigours of any school laboratory. Manufactured from solid aluminium, we have used a special low friction wheel system. This system gives almost friction free movement and results which are accurate and repeatable time and time again. One side of the cart is fitted with Velcro™ strips, which are ideal for inelastic collisions, and on the other side, a pair of powerful neodymium magnets, which are ideal for elastic collisions.
CASE FOR FORTIN'S BAROMETER
A well finished, polished, hardwood case with transparent front and side panels. Back of the case has provision for securely hanging the Fortin's Barometer.
CENTER OF GRAVITY APPARATUS
A simple and economical apparatus for demonstration of geometrical center of gravity of two-dimensional objects. Center of gravity of a freely suspended two-dimensional object always lies along the line drawn vertically downward from its point of suspension. Comprises a clear perspex rod mounted on a base with a suspension screw at the top and four laminas of clear acrylic - 1 each of circular, triangular, square and trapezoidal. Each lamina has suspension holes along their periphery. The point of intersection of lines drawn from point of suspension of 2 or more holes of a lamina gives center of gravity of that 2?dimensional lamina
CENTI SECOND TIMER
Particularly suitable for 'g' by Free Fall Apparatus with magnetic release. Housed in a sturdy, well painted, sheet metal box, features 3-digit LED display on the top along with mains ON/OFF switch and timer reset switch. Another switch provides for activating solenoid of electromagnet, which also triggers the START of timing. Two pair of 4mm sockets provided, clearly indicating their function ?one pair marked "COIL:' for connecting to electromagnet and other pair marked "GATE" for connection to lower platform that Stops the timing process. Operates on 220-240V AC, 50/60Hz
Centrifugal Force Apparatus
Specifications : Size: 16 x 16 x 45 cm – Weight: approx. 2.5 kg – Mounted on base. An experimental insight into centrifugal forces and the flattening of the
“Earth’s poles”. COMPONENTS : • Motor for Centrifugal Force Apparatus • Stackable plug lead, length 50 cm, red • Stackable plug lead, length 50 cm, black • Bench Clamp (2x) • Rolling wire suspension • Centrifugal force rotator • “Earth’s poles flattering” demonstrator • Support Rod, rounded ends, length 500mm (2x) • Support Rod, rounded ends, length 350mm • Metal Bosshead with knobs (3x) • Reel of nylon filament. LAWS & PRINCIPLES INVESTIGATED : • Centrifugal and centripetal force • Model of Earth’s pole flattering.
CHARGED POROUS POT, SPARE
For use with Leclanche Cell. Available as spare. Size 150 x 60mm [height x diameter), with terminal.
CHARLE'S LAW APPARATUS
Comprising glass U-shaped tube of about 15mm diameter, with one plain limb 220mm long and one graduated limb of overall length 120mm with graduations from 25 to 35 x O. 2ml terminating in a bulb 37mm diameter with third limb about 1 B5 x 6mm [length x bore) attached at right angles to the plain of the other two limbs. A short length of the rubber tubing with two pinch clips of on short length of glass tubing mounted in end of wide-bore plain limb with rubber bung. Completely contained in a tall form beaker of 1000/2000ml capacity and stirrer. All glass parts of Borosilicate glass except beaker.
Chrome Steel Bar Magnets
Specifications : Size: 5 x 1 x 0.5 cm. Painted in two colours for North and South, with keeper. Supplied by pair, in plastic case.
Circular Coil
Specifications : Size: 30 x 20 x 20 cm – Weight: approx. 1.2 kg. This equipment has been developed for students demonstrations on static magnetic fields generated by a constant flowing current. The evident results can be visualised by the more classical iron filings’ disposition along the magnetic lines of a force. LAWS & PRINCIPLES INVESTIGATED : • Magnetic field by electric current.
CIRCULAR MIRROR, PLANE
Unmounted plane, circular, smooth ground edge, 50mm diameter. Silvered back with protective coating.
COIL, HIGH INOUCTANCE
For use on a double 'C' core, the bobbin is wound with 1100 turns of 22SWG enameled copper wire. has a resistance of about BO and an inductance of about 15H
COILS FOR DISSECTIBLE TRANSFORMER, TRANSPARENT CASING
Coils for use with the Dissectible Transformer. These coils are of similar specifications as the ones supplied in Cat No. 1090160. All coils wound from enameled copper wire on insulated rectangular plastic bobbin enclosed on three sides by a transparent cover. Front of the bobbin is totally covered by a moulded plastic box on which 4mm shielded safety sockets are present for connecting coil in the circuit. With number of turns of coil clearly printed on front and direction of winding indicated on top. Rectangular bobbins have hole at their center matching the cross-section of U-core arms to sit on them with negligible air gap for minimizing induction losses.
COILS FOR DISSECTIBLE TRANSFORMER, TRANSPARENT CASING Coil for Transformer, 100 turns
Coils for use with the Dissectible Transformer. These coils are of similar specifications as the ones supplied in Cat No. 1090160. All coils wound from enameled copper wire on insulated rectangular plastic bobbin enclosed on three sides by a transparent cover. Front of the bobbin is totally covered by a moulded plastic box on which 4mm shielded safety sockets are present for connecting coil in the circuit. With number of turns of coil clearly printed on front and direction of winding indicated on top. Rectangular bobbins have hole at their center matching the cross-section of U-core arms to sit on them with negligible air gap for minimizing induction losses.
COILS FOR DISSECTIBLE TRANSFORMER, TRANSPARENT CASING Coil for Transformer, 12000 turns
Coils for use with the Dissectible Transformer. These coils are of similar specifications as the ones supplied in Cat No. 1090160. All coils wound from enameled copper wire on insulated rectangular plastic bobbin enclosed on three sides by a transparent cover. Front of the bobbin is totally covered by a moulded plastic box on which 4mm shielded safety sockets are present for connecting coil in the circuit. With number of turns of coil clearly printed on front and direction of winding indicated on top. Rectangular bobbins have hole at their center matching the cross-section of U-core arms to sit on them with negligible air gap for minimizing induction losses.
COILS FOR DISSECTIBLE TRANSFORMER, TRANSPARENT CASING Coil for Transformer, 300 turns
Coils for use with the Dissectible Transformer. These coils are of similar specifications as the ones supplied in Cat No. 1090160. All coils wound from enameled copper wire on insulated rectangular plastic bobbin enclosed on three sides by a transparent cover. Front of the bobbin is totally covered by a moulded plastic box on which 4mm shielded safety sockets are present for connecting coil in the circuit. With number of turns of coil clearly printed on front and direction of winding indicated on top. Rectangular bobbins have hole at their center matching the cross-section of U-core arms to sit on them with negligible air gap for minimizing induction losses.
COILS FOR DISSECTIBLE TRANSFORMER, TRANSPARENT CASING Coil for Transformer, 3600 turns
Coils for use with the Dissectible Transformer. These coils are of similar specifications as the ones supplied in Cat No. 1090160. All coils wound from enameled copper wire on insulated rectangular plastic bobbin enclosed on three sides by a transparent cover. Front of the bobbin is totally covered by a moulded plastic box on which 4mm shielded safety sockets are present for connecting coil in the circuit. With number of turns of coil clearly printed on front and direction of winding indicated on top. Rectangular bobbins have hole at their center matching the cross-section of U-core arms to sit on them with negligible air gap for minimizing induction losses.
COILS FOR DISSECTIBLE TRANSFORMER, TRANSPARENT CASING Coil of 1200 turns, with intermediary outputs corresponding to 400 and 800 turns
Coils for use with the Dissectible Transformer. These coils are of similar specifications as the ones supplied in Cat No. 1090160. All coils wound from enameled copper wire on insulated rectangular plastic bobbin enclosed on three sides by a transparent cover. Front of the bobbin is totally covered by a moulded plastic box on which 4mm shielded safety sockets are present for connecting coil in the circuit. With number of turns of coil clearly printed on front and direction of winding indicated on top. Rectangular bobbins have hole at their center matching the cross-section of U-core arms to sit on them with negligible air gap for minimizing induction losses.
COILS FOR DISSECTIBLE TRANSFORMER, TRANSPARENT CASING Coil of 600 turns. Mainly to create the transfonner primary. Provided with mains power cable
Coils for use with the Dissectible Transformer. These coils are of similar specifications as the ones supplied in Cat No. 1090160. All coils wound from enameled copper wire on insulated rectangular plastic bobbin enclosed on three sides by a transparent cover. Front of the bobbin is totally covered by a moulded plastic box on which 4mm shielded safety sockets are present for connecting coil in the circuit. With number of turns of coil clearly printed on front and direction of winding indicated on top. Rectangular bobbins have hole at their center matching the cross-section of U-core arms to sit on them with negligible air gap for minimizing induction losses.
COILS FOR DISSECTIBLE TRANSFORMER, TRANSPARENT CASING Coil of 6000 turns, with one intermediary output corresponding to 2000 turns
Coils for use with the Dissectible Transformer. These coils are of similar specifications as the ones supplied in Cat No. 1090160. All coils wound from enameled copper wire on insulated rectangular plastic bobbin enclosed on three sides by a transparent cover. Front of the bobbin is totally covered by a moulded plastic box on which 4mm shielded safety sockets are present for connecting coil in the circuit. With number of turns of coil clearly printed on front and direction of winding indicated on top. Rectangular bobbins have hole at their center matching the cross-section of U-core arms to sit on them with negligible air gap for minimizing induction losses.
COILS FOR DISSECTIBLE TRANSFORMER, TRANSPARENT CASING Coil of 72 turns maximum current 12A, with intermediary outputs corresponding to 6, 30, 54 and 66 turns
Coils for use with the Dissectible Transformer. These coils are of similar specifications as the ones supplied in Cat No. 1090160. All coils wound from enameled copper wire on insulated rectangular plastic bobbin enclosed on three sides by a transparent cover. Front of the bobbin is totally covered by a moulded plastic box on which 4mm shielded safety sockets are present for connecting coil in the circuit. With number of turns of coil clearly printed on front and direction of winding indicated on top. Rectangular bobbins have hole at their center matching the cross-section of U-core arms to sit on them with negligible air gap for minimizing induction losses.
COLLISION IN TWO DIMENSIONS
A simple and economical apparatus for studying conservation of momentum and conservation of kinetic energy in collisions. Can also be used to
compare elastic collisions with inelastic collisions. Comprises a curved metal track with an adjustable target support. A plumb bob attached to the target support provides height of point of collision from the ground and the position on the ground that corresponds to the point of collision. Supplied with two steel balls. A glass ball for near elastic collision and a lightweight hollow wooden ball for inelastic collisions.
COLOR FILTER SET
Unmounted acetate sheets, size 75 x 50mm. Set of 6, comprising three primary and three secondary colours.
COLOUR FILTERS, MOUNTED
Coloured, gelatine film, 50mm square, card mounted. Useful for experiments in primary and secondary colours optics experiments, colour mixing investigations etc., as in light box.
COMMULATOR POHL'S
Used in experiments on Hysterisis or applications where high insulation is necessary. An insulated moulded plastic base has six cups for mercury, with six terminals mounted, diagonal connecting strips and contact arm with insulated handle.
COMMUNICATING VESSEL GLASS PART ONLY
Properties of Matter Solids Comprises four glass tubes, each of different cross-sectional size and shape, connected together at the bottom through a common horizontal glass tube
COMMUNICATING VESSEL ON PAINTED METAL STAND
Properties of Matter Solids Comprises four glass tubes, each of different cross-sectional size and shape, connected together at the bottom through a common horizontal glass tube
COMMUNICATING VESSEL ON STAND
Properties of Matter Solids Comprises four glass tubes, each of different cross-sectional size and shape, connected together at the bottom through a common horizontal glass tube
COMMUNICATING VESSEL ON WOODEN STAND
Properties of Matter Solids Comprises four glass tubes, each of different cross-sectional size and shape, connected together at the bottom through a common horizontal glass tube
Communicating Vessels
An interesting experiment with connecting vessels. The apparatus is an ideal experiment platform to study the principles of connecting fluid vessels. It consists of a set of four intercommunicating glass tubes of different diameters and shapes. This is an ideal demonstration tool for the observation of fluid dynamics. COMPONENTS : • Communicating Vessels Glasswork • Base. LAWS & PRINCIPLES INVESTIGATED : • Communicating vessels principle.
COMMUTATOR IM.I.P. REVERSING KEY)
For use in circuits, where a rapid changeover of polarity is required. The switch comprises a rotatable spring loaded beam of insulating plastic with two brushes each connected to 4mm socket terminals. The brushes and contact strips are arranged on the beam and base respectively so that when beam is turned from one extreme to other, the polarity of connections is reversed. All brushes and contact strips of laminated phosphor bronze brushes ensuring good contact and long life.
COMPASS BOX FOR MAGNETOMETER
Comprising a circular bake lite box with aluminium dial of about 100mm diameter, having circular scale graduated 90?-090?-0-90?, spanided in four quadrants. Magnetic needle is mounted on hardened steel pivot for smooth movement. With anti-parallax mirror slot.
Compound Bar
Specifications : Length 300 mm. Simple instrument to study thermal expansion. Demonstrates how the unequal expansion of different metals may be used for practical applications (principle of bimetallic thermostats, switches, etc.). With wooden handle. LAWS & PRINCIPLES INVESTIGATED : • Expansion of solids • Functioning of thermostats.
COMPOUND METAL STRIP
To show the unequal or differential expansion of two different metals in a bimetallic strips. Comprising two strips, each of different metal but if same size, riveted together end to end and fitted on an insulated handle. On heating, the compound strip bends into curvature with metal having more coefficient of expansion on concave side and other one on convex side. Returns back to its original shape on cooling. The thickness of the two metal strips selectable carefully so as to obtain sufficient curving on applying little heat. Comprising a length of bimetal strip 150 x 20mm mounted in a wooden handle. The strip is only 1.5 mm thick so that very little heat is required to produce considerable bending. Length overall 270mm approx.
COMPOUND METAL STRIP Brass and Invar; 1.5mm thick with strip size 150 x 20 [length x width]
To show the unequal or differential expansion of two different metals in a bimetallic strips. Comprising two strips, each of different metal but if same size, riveted together end to end and fitted on an insulated handle. On heating, the compound strip bends into curvature with metal having more coefficient of expansion on concave side and other one on convex side. Returns back to its original shape on cooling. The thickness of the two metal strips selectable carefully so as to obtain sufficient curving on applying little heat. Comprising a length of bimetal strip 150 x 20mm mounted in a wooden handle. The strip is only 1.5 mm thick so that very little heat is required to produce considerable bending. Length overall 270mm approx.
COMPOUND METAL STRIP Brass and Iron; size about 300 x 30mm [length x width], with new improved
To show the unequal or differential expansion of two different metals in a bimetallic strips. Comprising two strips, each of different metal but if same size, riveted together end to end and fitted on an insulated handle. On heating, the compound strip bends into curvature with metal having more coefficient of expansion on concave side and other one on convex side. Returns back to its original shape on cooling. The thickness of the two metal strips selectable carefully so as to obtain sufficient curving on applying little heat. Comprising a length of bimetal strip 150 x 20mm mounted in a wooden handle. The strip is only 1.5 mm thick so that very little heat is required to produce considerable bending. Length overall 270mm approx.
COMPOUND METAL STRIP Brass and Steel; size about 200 x 25mm [length x width]
To show the unequal or differential expansion of two different metals in a bimetallic strips. Comprising two strips, each of different metal but if same size, riveted together end to end and fitted on an insulated handle. On heating, the compound strip bends into curvature with metal having more coefficient of expansion on concave side and other one on convex side. Returns back to its original shape on cooling. The thickness of the two metal strips selectable carefully so as to obtain sufficient curving on applying little heat. Comprising a length of bimetal strip 150 x 20mm mounted in a wooden handle. The strip is only 1.5 mm thick so that very little heat is required to produce considerable bending. Length overall 270mm approx.
COMPOUND METAL STRIP Copper and Iron; size about 200 x 25mm [length x width)
To show the unequal or differential expansion of two different metals in a bimetallic strips. Comprising two strips, each of different metal but if same size, riveted together end to end and fitted on an insulated handle. On heating, the compound strip bends into curvature with metal having more coefficient of expansion on concave side and other one on convex side. Returns back to its original shape on cooling. The thickness of the two metal strips selectable carefully so as to obtain sufficient curving on applying little heat. Comprising a length of bimetal strip 150 x 20mm mounted in a wooden handle. The strip is only 1.5 mm thick so that very little heat is required to produce considerable bending. Length overall 270mm approx.
COMPOUND PENDULUM, KATER'S, REVERSIBLE
Consists of plated metal rod about 120cm long, with one pair each of small and large brass and wooden masses, that can be adjusted along the length of the rod and two steel knife edges set in adjustable metal holders. Includes metal bracket supports for wall mounting.
COMPOUND PENDULUM, REVERSIBLE
Steel bar of length about 1 m in length drilled every 5cm, with removable knife edges to adjust the length of suspension. Includes metal bracket supports for wall mounting.
CONDUCTIVITY APPARATUS, EDSER
To demonstrate different thermal conductivities of different metals. The apparatus also facilitates the studying of observations at later stage also through the use of index. Apparatus consists of metal rods mounted vertically on the outer side at the base of a cylindrical copper vessel. The vessel has thick rim at the top for supporting it by ring fitted to a retort stand. Supplied complete with indices.
CONDUCTIVITY APPARATUS, EDSER With 3 metal rods-one each of brass, copper and aluminium, and 3 indices
To demonstrate different thermal conductivities of different metals. The apparatus also facilitates the studying of observations at later stage also through the use of index. Apparatus consists of metal rods mounted vertically on the outer side at the base of a cylindrical copper vessel. The vessel has thick rim at the top for supporting it by ring fitted to a retort stand. Supplied complete with indices.
CONDUCTIVITY APPARATUS, EDSER With 4 metal rods - one each of brass, copper, aluminium &mild steel, &4 indices
To demonstrate different thermal conductivities of different metals. The apparatus also facilitates the studying of observations at later stage also through the use of index. Apparatus consists of metal rods mounted vertically on the outer side at the base of a cylindrical copper vessel. The vessel has thick rim at the top for supporting it by ring fitted to a retort stand. Supplied complete with indices.
CONDUCTIVITY APPARATUS, EDSER With 5 metal rods - one each of brass, copper, aluminium, mild steel and stainless steel, and with 5 indices
To demonstrate different thermal conductivities of different metals. The apparatus also facilitates the studying of observations at later stage also through the use of index. Apparatus consists of metal rods mounted vertically on the outer side at the base of a cylindrical copper vessel. The vessel has thick rim at the top for supporting it by ring fitted to a retort stand. Supplied complete with indices.
CONDUCTIVITY APPARATUS, INGEN HAUSZ'S, ON STAND
Comprises a sheet metal trough having seven holes at the top (six in one row and one at a side) and mounted on four detachable metal legs. Six holes facilitate vertical mounting of six metal rods, one each of copper, iron, lead, aluminium, steel and zinc through holed rubber bungs, while the seventh one provides for filling the trough with water or mounting of thermometer, if needed. All metal rods have their one end deep inside the through while other end projecting outside. The trough and stand painted with scratch-resistant epoxy coating.
CONDUCTIVITY APPARATUS, INGEN-HAUSZ'S
For the comparison of conductivity of different metal rods. The apparatus consists of six metal rods, one each of copper, iron, lead, aluminium, steel and zinc of size about 150 x 3mm (length x diameter) fixed horizontally through holed rubber bungs inside a sheet metal trough of size about 150x9Ox100mm. (length x width x height) having six holes on one side. All metal rods have their one end deep inside the trough while other end projecting outside. In use, the rods are lightly coated with paraffin wax and water in the trough is heated. The rates of melting of respective rods can be compared to know their relative conductivities.
CONDUCTIVITY APPARATUS, INGEN-HAUSZ'S with an insulated Plastic handle on each side for holding
For the comparison of conductivity of different metal rods. The apparatus consists of six metal rods, one each of copper, iron, lead, aluminium, steel and zinc of size about 150 x 3mm (length x diameter) fixed horizontally through holed rubber bungs inside a sheet metal trough of size about 150x9Ox100mm. (length x width x height) having six holes on one side. All metal rods have their one end deep inside the trough while other end projecting outside. In use, the rods are lightly coated with paraffin wax and water in the trough is heated. The rates of melting of respective rods can be compared to know their relative conductivities.
CONDUCTIVITY APPARATUS, INGEN-HAUSZ'S with an insulated wooden handle
For the comparison of conductivity of different metal rods. The apparatus consists of six metal rods, one each of copper, iron, lead, aluminium, steel and zinc of size about 150 x 3mm (length x diameter) fixed horizontally through holed rubber bungs inside a sheet metal trough of size about 150x9Ox100mm. (length x width x height) having six holes on one side. All metal rods have their one end deep inside the trough while other end projecting outside. In use, the rods are lightly coated with paraffin wax and water in the trough is heated. The rates of melting of respective rods can be compared to know their relative conductivities.
