Products
Categories
Physics Equipment
HYDRAULIC PRESS, SYRINGE TYPE, Small
A smaller and economical version of HYDRAULIC PRESS, SYRINGE TYPE, BIG but smaller in size with syringes of 20ml and 5ml, with their nozzles joined through a 3-position valve and flexible rubbing. Both the pistons provided with limit-stop to prevent their complete ejection from the barrels and have loading platform at their top.
HYGROMETER, WET & DRY BULB
Similar to HYGROMETER. WET & DRY BULB, MASON'S but of superior quality plastic scale.
HYGROMETER. WET & DRY BULB, MASON'S
Comprising two thermometers tubes with double scale graduation, mounted on a weather-proof case with shade. Scales graduated -10 to 50 x 1?C and 20 to 120 x 2?F. One thermometer kept dry and other has bulb covered with muslin or wick, dipped into a water reservoir, which keeps it wet during long periods of non-use. Comparing the reading of wet and dry thermometer from the humidity and temperature conversion chart included, relative humidity can be worked out.
HYPSOMETER, REGNAULT'S
For determining the upper fixed point of thermometers and boiling points at Barometric pressures other than the atmospheric pressure. Comprising a double walled upper cylindrical boiling vessel with a steam jacketed inner tube, mounted on a stem boiler. A lid with a tubule is provided at the top, which holds thermometer under test through a holed rubber bung mounted in the tubule. Fitted with a side outlet draining tube and a glass manometric tube
HYPSOMETER, REGNAULT'S all sheet metal components of copper
For determining the upper fixed point of thermometers and boiling points at Barometric pressures other than the atmospheric pressure. Comprising a double walled upper cylindrical boiling vessel with a steam jacketed inner tube, mounted on a stem boiler. A lid with a tubule is provided at the top, which holds thermometer under test through a holed rubber bung mounted in the tubule. Fitted with a side outlet draining tube and a glass manometric tube
HYPSOMETER, REGNAULT'S all sheet metal components of GI sheet, finished in hammer tone
For determining the upper fixed point of thermometers and boiling points at Barometric pressures other than the atmospheric pressure. Comprising a double walled upper cylindrical boiling vessel with a steam jacketed inner tube, mounted on a stem boiler. A lid with a tubule is provided at the top, which holds thermometer under test through a holed rubber bung mounted in the tubule. Fitted with a side outlet draining tube and a glass manometric tube
ICE MELTING KIT
Demonstrates the difference in conductivity of two different substances. Comprises two identical looking square blocks but of different materials, one of thermal conducting material and other of thermal insulating material. On placing ice on both of them, ice melts faster on one of them showing the difference in their conductivities.
IMMERSION HEATER
A special heater designed for use with metal block calorimeters. This fully sheathed miniature heater has a heating element enclosed in a stainless steel tube with two flying leads, having heat resistant insulation, coming out of the sealed tube body for electrical connections. Operates on 12 volts and rated 50 watts.
IMPACT CAR
Useful for demonstrating the momentum changes of varying mass with a visual measure of force. The simple car is equipped with a spring loaded plunger and sliding scale that gets displaced on impact against an obstacle, the displacement being directly related to the quantum of impact created by collision of the car against any stationary surface. The displacement scale remains in displaced position until it is reset and provides direct reading, which is measure of the force itself. Masses can be added to the car to increase the inertia of the mass and car system for further exploration in collisions.
Inclined Plane
Specifications : Height (fully open): approx. 40 cm – Max angle: 45?. COMPONENTS : • Inclined plane with pulleys, protractor and screws • Bottle for adding liquid weight • Balance pan with hook • Cylindrical mass • Polyester cord • “S” shaped hook (2x) • Hook for cart • Cart • Masshanger for cart • Massholder with masses (total weight 250 g) • Bubble level • Friction box. LAWS & PRINCIPLES INVESTIGATED : • Balance of a heavy body on an inclined plane • Weight force • Static and dynamic friction.
INCLINED PLANE AND FRICTION BOARD
A wooden plane board 600 x 75mm hinged at one end to another baseboard provided wit h a pulley at the other. A movable block present between baseboard and inclined plane enables the inclination of the plane to be varied. Includes reversible friction slider 100 x 65mm, with its one size cut to have half the contact area to facilitate the observation of results in different situations. Complete with metal roller and weight pan.
INCLINED PLANE FRICTION BOARD APPARATUS
For experiments in friction and its dependence on various factors. Comprises a wooden friction board about 490x75x18mm in size, a long aluminium friction board that fits over the wooden friction board, a wooden slider about 140 x 70x 18mm with hook, a plain aluminium slider that fits over wooden slider and an aluminium slider with rubber sheet pasted on one side to provide various combinations of surfaces for friction experiments.
INCLINED PLANE ONE METER
Made of hard wood. Comprising a plane board size of length 1 m and has a graduated scale. A pulley is attached to the other end, which can be adjusted to any desired angle. With metal roller and metal scale pan of 90mm diameter with cord and ring but without masses. A sliding block & sliding metal trolley also included.
INCLINED PLANE WOOD & METAL
Useful for study and demonstration of the concept of motion on an inclined surface and its relation to the friction. A pair of polished wooden boards attached together at each end are hinged at one end to a metal baseboard below it so that the wooden boards can be moved to form an inclined surface. One side of the board has a linear scale graduated ellery 5cm to measure linear distance along its length, while an adjustable and removable angle measurer or arc scale, attached to the metal base board on the same side and graduated 0-45?x 1 ? measures the angle of inclination. The angle measurer also has linear scale graduated in centimeters to measure the vertical height of inclined surface at a point. A plastic pulley attached to the end of inclined boards supports masses suspended from thread, the other end of thread being connected to the objects moving on inclined surface
INCLINED PLANE, ECONOMICAL
A simple inclined plane made of polished hardwood board hinged at one end to wooden base board. A 38mm plastic pulley in U-bracket is mounted on the other end of inclined plane supports masses suspended from the thread with other end tied to the object under observation. The pointer fixed to the inclined surface along the arc scale attached to the baseboard and gives its angle of inclination. Includes two wooden block sliders for friction experiments, one metal roller in bracket with hook, one weight pan with lightweight cord for suspension
INCLINED PLANE, ECONOMICAL Inclined Plane of size about 600 x 100mm (length x width)
A simple inclined plane made of polished hardwood board hinged at one end to wooden base board. A 38mm plastic pulley in U-bracket is mounted on the other end of inclined plane supports masses suspended from the thread with other end tied to the object under observation. The pointer fixed to the inclined surface along the arc scale attached to the baseboard and gives its angle of inclination. Includes two wooden block sliders for friction experiments, one metal roller in bracket with hook, one weight pan with lightweight cord for suspension
INCLINED PLANE, ECONOMICAL Inclined Plane of size about 600 x 75mm (length x width)
A simple inclined plane made of polished hardwood board hinged at one end to wooden base board. A 38mm plastic pulley in U-bracket is mounted on the other end of inclined plane supports masses suspended from the thread with other end tied to the object under observation. The pointer fixed to the inclined surface along the arc scale attached to the baseboard and gives its angle of inclination. Includes two wooden block sliders for friction experiments, one metal roller in bracket with hook, one weight pan with lightweight cord for suspension
INCLINED PLANE, FOR STUDY OF FRICTION, NEW TYPE
For exploring the concept of friction in a body moving on inclined surface and to show the dependence of friction on the mass of moving body and coefficient of friction. The apparatus comprises a rectangular metal frame with provision for mounting different surfaces with a ball-bearing pulley mounted at one end. Also incorporates a 0-900 protractor and plumb-bob arrangement for reading the angle of inclination, and a projecting rod on the opposite side for mounting the inclined plane on suitable retort stand clamp, whereby angle of inclination can be adjusted. Also includes three interchangeable surfaces - plastic, metal and soft cushioned, having considerably different coefficients of friction; and three carriages of identical mass having provision at the top for loading with additional masses. Carriages are stackable on top of one another. Dimensions of friction surfaces about 800 x 80mm.
INCLINED PLANE, WOOD & METAL, ECONOMICAL
Similar to Inclined Plane Wood & Metal in construction. Comprises a two-piece wooden inclined board hinged at one end to a heavy cast metal base at one end and has a pulley in U-bracket mounted at other end. The inclined board has a glass surface mounted at its top with its one side plane and other ground to provide two different surfaces for friction experiments. The index pointer fixed to the inclined surface moves along the arc scale attached to the baseboard and gives its angle of inclination. Includes one metal roller in bracket with hook, one weight pan with lightweight cord for suspension.
INCLlNI:D PLANE, ALL METAL
All metal construction provides sturdiness and durability to this apparatus. Comprises an aluminium inclined plane of size about 600 x 100mm (length x width] hinged at one end to an aluminium baseboard of size about 450x100mm (length x width]. One side of the board has a linear scale graduated every 5cm to measure I i n ear distance along its length, while an adjustable and removable angle measurer or arc scale, attached to the metal base board on the same side and graduated 0-45?x 1 ? measures the angle of inclination. The angle measurer also has linear scale graduated in centimeters to measure the vertical height of inclined surface at a point. A plastic pulley attached to the end of inclined boards supports masses suspended from thread, the other end of thread being connect to the objects moving on inclined surface. Supplied complete with metal roller in bracket with hook and a weight pan with lightweight cord for suspension.
INDUCED CURRENT APPARATUS
Consisting of primary enameled copper wire wound on insulated former with terminals, which slides inside secondary coil of thinner gauge copper wire mounted on a base with 4mm terminals. A soft iron core fits inside the primary.
INDUCTANCE BOX, DECADE, DIAL TYPE, METAL
Designed with pot core stability for standard laboratory use. Useful as an oscillator element, wave shaping and resonance experiments, bridge experiments etc. Construction features similar to Resistance Box. Accuracy ?1%
INDUCTANCE BOX, DECADE, DIAL TYPE, METAL Five Decades.
Designed with pot core stability for standard laboratory use. Useful as an oscillator element, wave shaping and resonance experiments, bridge experiments etc. Construction features similar to Resistance Box. Accuracy ?1%. 0-100μH x 10μH, 0-1000μH(1mH) x 100μH, 0-10mH x 1mH, 0-100mH x 10mH, 0-1000mH x 100mH
INDUCTANCE BOX, DECADE, DIAL TYPE, METAL Four Decades.
Designed with pot core stability for standard laboratory use. Useful as an oscillator element, wave shaping and resonance experiments, bridge experiments etc. Construction features similar to Resistance Box. Accuracy ?1%. 0-1000μH(1mH) x 100μH, 0-10mH x 1mH, 0-100mH x 10mH, 0-1000mH x 100mH
INDUCTANCE BOX, DECADE, DIAL TYPE, METAL One Decade.
Designed with pot core stability for standard laboratory use. Useful as an oscillator element, wave shaping and resonance experiments, bridge experiments etc. Construction features similar to Resistance Box. Accuracy ?1%. 0-100mH x 10mH
INDUCTANCE BOX, DECADE, DIAL TYPE, METAL Three Decades.
Designed with pot core stability for standard laboratory use. Useful as an oscillator element, wave shaping and resonance experiments, bridge experiments etc. Construction features similar to Resistance Box. Accuracy ?1%. 0-1000μH(1mH) x 100μH, 0-10mH x 1mH, 0-100mH x 10mH
INDUCTANCE BOX, DECADE, DIAL TYPE, METAL Two Decades.
Designed with pot core stability for standard laboratory use. Useful as an oscillator element, wave shaping and resonance experiments, bridge experiments etc. Construction features similar to Resistance Box. Accuracy ?1%. 0-10mH x 1mH, 0-100mH x 10mH
INDUCTION ACCESSORY SET FOR D1SSECTIBLE TRANSFORMER
Demonstrates the phenomena associated with the electromagnetic induction when used with the Dissectible Transformer (Cat NO.1 0901BOJ. Comprises a six turn heavy gauge copper coil that shows the production of low voltage heavy current when used in conjunction with BOO turns coil by the melting of nail. a solder trough (as a single turn coiD to explain the principle of induction furnace and a set of aluminium rings - 2 solid and 1 split, to demonstrate the Thomson's Rings effect.
INDUCTION COIL
Box form, coils are wound from insulated copper wire and paraffin wax insulation is provided throughout with condenser in polished case, adjustable trembler break with special alloy contacts, with switch allowing primary current to be reversed and removable discharge points. Complete with ON/OFF switch for primary and two terminals lock type for input. Available in spark lengths of 10, 15, 20, 25, 37, 50, 75, 100.
INDUCTION COIL (RUHMKORFF)
Useful for the demonstration of characteristics associated with high voltage phenomena such as with Geissler tubes, spectrum analysis tubes etc. This traditional induction coil is capable of producing a spark length of up to 30mm with an input of 6 to BV DC and is therefore ideal for use with vacuum tubes, eudiometers, etc. A fully adjustable trembler system is incorporated and spark suppression capacitors are housed in the base. Ruhmkorff commutator allows primary current to be both reversed and switched ON / OFF with make-and-break point. A pair of pointed electrodes is supplied with the instrument, the pointed electrodes having an insulating handle for adjustment of the spark gap. Low voltage input is via a pair of baseboard mounted colour coded 4mm sockets.
Induction Coils
Specifications : Coil 180 Turns: wire length 15 m, wire diam. 0,5 mm, turns 180
Coil 1600 Turns: wire length 300 m, wire diam. 0,25 mm, turns 1600. Induction Coils are a simple and versatile piece of equipment for the study of electromagnetism, magnetic induction and generation of static and dynamic magnetic fields. Suggested for all physics introductory laboratory courses.
INERTIA APPARATUS
A simple device to demonstrate the concept of inertia of a body at rest. Polished wooden stand has a receptacle at the top to contain a wooden sphere along with a spring sheet-metal striker mounted vertically on base. Also included are a wooden ball and a square piece of sheet metal. When the striker is pulled back and released, it strikes the square piece impulsively making it to slide out from under the sphere and dropping the sphere in receptacle on account of inertia of sphere at rest.
INERTIA APPARATUS, ECONOMICAL
Comprises an aluminium rod with recessed top to take the spherical ball, mounted on a plastic base. Supplied complete with a square cardboard piece and a sphere
INERTIAL BALANCE, DELUXE
Similar to INERTIAL BALANCE - ECONOMICAL, in construction and operation. but with heavier platforms made of sheet metal attached underneath the square metal rods. More sensitive in operation and provides better results. Includes 3 cylindrical masses. a G-c1amp. and nylon cord.
INERTIAL BALANCE, ECONOMICAL
Designed to assist in the clarification of relationship between inertial mass and gravitational mass. i. e.. mass and weight. Comprises two sheet metal rectangular platforms of size 130x50mm (width x length] supported by means of a pair of spring steel strips about 300mm apart. One of the platforms has 3 holes for suspending up to three cylindrical masses. Can be clamped to the bench top using G-clamp through the other platform (without hole] and is free to oscillate in horizontal plane under the restoring forces of spring steel strip connectors. Includes 3 cylindrical masses. a G?clamp. and nylon cord. After establishing the spring constant of the balance. with any combination of three masses placed into the slots. change in time-periods of oscillation can be observed by placing one mass at a time. Once calibrated. unknown masses may be measured.
INTERMEDIATE SPECTROMETER
This is a robust instrument designed specifically for student use, which nevertheless is capable of very high performance. The main structure is of heavy cast metal, with bright plated fittings. The complete instrument is supplied with wooden case. Scale: The 150mm diameter circle with protective plastic shield is fixed to the telescope movement and the table is attached to the double ended vernier, which reads to minute of arc. Both telescope and table rotation fine adjustment screws, and release of a clamping screw enables adjustment of both movements to be made by hand. Collimator : Mounted on fixed and fitted with 178mm focus achromatic objectives, 25mm clear aperture. Also fitted is a unilaterally adjustable slit 7mm long. Telescope : Mounted on moveable pillar and fitted with 178mm Focus achromatic objective, 25mm clear aperture. Also fitted is a 8x Ramsden eyepiece and a glass cross line graticule. Both the telescope and collimator have rack and pinion focusing. Means are provided for leveling the axis of both optical units and for squaring them to axis of rotation. Prism Table: The table is marked with lines to assist placing the prism with respect to the table leveling screws. Standard AccessDries Supplied: 1 Prism clamp, 1 diffraction grating holder, 1 magnifier, 1 tommy bar for adjusting optical axis, 1 wooden case.
IRON FILLING
In 500g bottle packing. Useful for the study of magnetic fields.
IRON FILLING Coarse
In 500g bottle packing. Useful for the study of magnetic fields.
IRON FILLING Fine
In 500g bottle packing. Useful for the study of magnetic fields.
JOLLY'S AIR BULB BOROSILICATE GLASS
A glass capillary bent at right angles to form 3 sides of a rectangle with spherical bulb blown at its one end and other end open for attaching the flexible rubber tubing.
JOLLY'S AIR BULB NEUTRAL GLASS
A glass capillary bent at right angles to form 3 sides of a rectangle with spherical bulb blown at its one end and other end open for attaching the flexible rubber tubing.
JOULE METER, MOUNTED
A modified single phase, 2 wire watt-hour meter adapted for low voltage working and directly calibrated in Joules (J). Mounted on a wooden bench stand with non-skid base, which also has 2 pairs of 4mm socket terminals, clearly marked for supply and load. The aluminium disc rotates once every 100J consumed, total consumption indicated on rotating digits display with 1st, 2nd and 3rd readings from the left representing 100, 1000 and 10000J respectively to a total of 99,900J. The inter-digit spacing in the left most reading is further subspanided in 10 spanisions to approximate the reading to 10J. Designed for use on 12V, 50Hz AC supply with a maximum current of 8.33A. Meter enclosed in transparent casing to facilitate the observation of actual movement of the meter
Joule’s Law Unit for Calorimeter
Specifications : Specifically developed for our Mixing Calorimeter – Resistances: 1, 2, 3 Ω 4 mm jacks for power supply. Joule’s Law: electricity and thermodynamics. The Joule’s Law Unit for Calorimeter is used to demonstrate the thermal effect of currents and the specific heat of a fluid. Add this attachment to the Calorimeter to perform experiments involving electricity and thermal energy. LAWS & PRINCIPLES INVESTIGATED : • Joule’s Law • Time dependence of the heat quantity generated in the spiral • Resistance’s value dependence of the heat quantity generated in the spiral
• Current intensity value dependence of the heat quantity generated in the spiral.
JUNCTION DIODE
A semiconductor junction diode for studying its characteristics in forward and reverse biasing and its use as a rectifier.
KALEIDOSCOPE
A simple optical toy in a tube that produces beautiful symmetrical patterns due to reflection/refraction of light from numerous small colored glass pieces.
KINETIC THEORY MODEL
For demonstration of the kinetic theory of gases explaining the molecular motion of the gases, thinning of air with increasing altitude, increase in pressure / volume with temperature etc. Comprises clear perspex cylindrical tube mounted on a plastic enclosure with a rubber diaphragm at its lower end and a loose?fitting metal cap at its upper end. Just underneath the diaphragm, a piston connected to a low voltage DC motor through eccentric cam, is provided for producing oscillatory motion or vibration of the diaphragm. A pair of colour-coded 4mm socket terminals provided for electrical connection. Includes metal spheres 1/8" and free-sliding cardboard discs for loading at the top
KNIFE SWITCH
For making / breaking of Low voltage electrical circuits, molded plastic base with plated spring metal contacts and screw connectors.
KNIFE SWITCH Knife Switch, Double Pole Double Throw
For making / breaking of Low voltage electrical circuits, molded plastic base with plated spring metal contacts and screw connectors.
KNIFE SWITCH Knife Switch, Double Pole Single Throw
For making / breaking of Low voltage electrical circuits, molded plastic base with plated spring metal contacts and screw connectors.
KNIFE SWITCH Knife Switch, Single Pole Double Throw
For making / breaking of Low voltage electrical circuits, molded plastic base with plated spring metal contacts and screw connectors.
