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Physics > Mechanics
 
CUBES METAL SET   (1070)

10mm each side in plastic/wooden case.

(a) Aluminium (b) Brass (c) Copper (d) Lead (e) Zinc (f) Iron



CUBES METAL SET   (1071)

20mm each side in plastic/wooden case.

(a) Aluminium (b) Brass (c) Copper (d) Lead (e) Zinc (f) Iron




CUBES WOODEN SET   (1072)

Made of hardwood, accurately cut in different colours.

(a) 1 cm (b) 2 cm (c) 5 cm (d) 10 cm




BLOCK (WOODEN RECTANGULAR)   (1073)

Made of hardwood.

(a) 5 x 5 x 2.5 cm (b) 10 x 7.5 x 2.5cm (c) 10 x 7.5 x 5cm (d) 10 x 7.5 x 7.5cm



PULLEYS PARALLEL PLASTIC   (1074)

Polystyrene pulleys of 50mm dia in Aluminium frame with hooks.

(a) Single (b) Double (c) Triple



PULLEYS PARALLEL METAL   (1075)

Aluminium pulleys of 50mm dia in metal frame.

(a) Single (b) Double (c) Triple




PULLEYS METAL IN LINE   (1076)

Aluminium pulleys different dia in metal frame arranged in line.

(a) Double 50mm and 40mm dia. (b) Triple 50mm, 40mm & 22mm dia.




PULLEY DIFFERENTIAL   (1077)

A one piece triple pulley in metal frame with hook.

(a) 38mm (b) 50mm (c) 60mm




PULLEY DIFFERENTIAL   (1078)


A one piece triple pulley in metal frame with hook. (A) 38mm (B) 50mm (C) 60mm


PULLEY, ALUMINIUM, PLAIN BEARING   (1079)

Comprising a 70 mm diameter pulley with a wide groove for whipcord, mounted in an iron frame, designed for clamping to the edge of a bench with the pulley in a vertical plane. The clamp will accept bench tops of up to 25mm thickness.



PULLEY ALUMINIUM, CLAMP TYPE   (1080)

A 50mm dia aluminium pulley mounted in a metal frame designed for clamping to the edge of a bench.

(a) With pulley parallel to the plane of bench. (b) With pulley vertical to the plane of bench




PULLEY BOARD MOUNTING   (1081)

Aluminium pulley 22mm dia in a metal bracket with mounting plate 40mm long with fixing holes.


PULLEY ON ROD   (1082)

Aluminium pulley 38mm dia mounted on light alloy rod l0mm dia. 150mm long..


PULLEY ALL PURPOSE   (1083)

An aluminium pulley 50mm dia with groove for cord, mounted in iron frame. The frame is universal type with 2 clamping screws. The pulley can be clamped in any position on bench, rod up to 13 mm dia. Wall or on table etc.



PULLEY ALL SYSTEM   (1084)

Almost every kind of pulley experiment can be demonstrated with the help of this equipment. It is very much interesting and of educational value to students, comprising of wooden polished base of 100 x 20 cm size with two metal supports and a horizontal bar having eight adjustable collars with hooks from which pulleys can be suspended. The following accessories are provided with the unit. Single pulley with hooks 7, Pulley Triple long 2, Pulley Triple parallel 2, Wheel and axle 1, Capstan 1. Slotted weights hanger 50gm 7, 10 gm 3, 20gm 3, 50gm 2, 100gm 7, 200gms 4.

Note: Slotted weights and hangers are made of  iron and chrome plated.



MAXWELL'S APPARATUS   (1085)

Maxwell's Apparatus with stand consisting of metal wheel dia 90mm approx. with side latching for peripheral mass. Concentration via wheel center passing through a shaft of 9mm dia and length 14cm. Stand 'U' shape 65cm in height and vertical rods of 9mm dia metal horizontally fitted on base size 24x15cm.




SET OF SPRINGS   (1086)

With diameter 1-3cm approx. and flexible length between 10-20cm. With hooks on both sides. (a) Set of 6 different piecesb. (b) Set of 12 different pieces




INERTIA BALANCE   (1087)

Comprises two metal trays 130 x 55 x 23mm joined together with a pair of spring steel strips 10mm wide the distance between the two trays being 215mm. One tray is drilled to hold three equal cylindrical masses. The other tray acts as anchorage and can be clamped to the bench horizontally or vertically. Complete with three masses and a ‘G’ clamp for mounting. Overall dimensions 325 x 130 x 23mm.



BUCKET AND CYLINDER   (1088)

Brass nickel plated, 60mm long 20mm dia. Overall extended length 160mm.


SIMPLE PENDULUM BOBS STEEL/LEAD BRASS   (1089)

Solid spheres with a hook for suspension available in three sizes.

Diameter :
(a) 13mm,  (b) 18mm,  (c) 25mm




HYDROMETER NICHOLSON   (1090)

Hollow brass body nickel plated 250 x 35mm dia with upper loading pan and lower loaded weight cone.




HYDROMETER UNIVERSAL   (1091)

A direct reading relative density hydrometer streamlined form with parallel graduated stem and shot loaded bulb, all glass.

Range : 0.700 to 2.000 x 0.010 at 60ºF. Overall length 370mm approx.



DISPLACEMENT VESSEL   (1092)

Metal, large size, with overflow outlet for specific gravity experiments.



DISPLACEMENT VESSEL   (1092-A)

Glass, medium size, with overflow outlet for specific gravity experiments.



BATTERY HYDROMETER   (1093)

Glass hydrometer range 1100-1300 with coloured zones blue, white and red for charged, partly charged and uncharged conditions provided with compressible rubber bulb and rubber tube fitting to the body.


BOYLE’S LAW APPARATUS   (1094)

Simple type consists of a 50ml polythene syringe held firmly in a strong stable base, and another flat piece is attached to the syringe piston. When the weights are placed on it couses compression of air. Air bleed valve provided.

Dimensions : 100X100X180mm height.



BOYLE’S LAW APPARATUS   (1094-A)

Designed for precise readings over a wide range of pressure. The flexible tube has a funnel at one end and connects to a glass tube that has a stop cock, a meter stick is mounted between the two tubes. The apparatus has a sturdy alluminium frame with metal base. Mercury not include; order separately.



NICHOLSON HYDROMETER   (1095)

For solid and liquid density experiments. With hollow metal floatation body. Upper loading pan and weighted lower loading pan, all black painted. Overall length 25cm and Diameter 4cm.


HYDROMETER UNIVERSAL   (1096)

For specific gravity, shot loaded, range 0.700-2.000 subdivided in 0.01. Overall length 370mm approx.


HYDROMETER   (1097)

For specific gravity, shot loaded, subdivided in 0.01. Overall length 250mm approx.

a)b)c)
Range0.70 to 1.001.00 to 1.501.50 to 2.00


HYDROMETER   (1098)

For specific gravity, shot loaded, subdivided in 0.002.
Overall length 250mm. Range 0.80 to 1.00 adjusted for low surface tension, others adjusted for medium surface tension.

a)b)c)d)e)f)
Range0.8-1.01.0-1.21.2-1.401.4-1.61.6-1.81.8-2.0




HYDROMETER   (1099)

Cylindrical, clear glass, with spout and heavy foot.
a)b)
Capacity :250 ml.500 ml.



BERNOULLI'S TUBES   (1100)

To determinate the Bernoulli effect produced by water flow. Comprises a Bernoulli tube, with central constriction, a constant bore gradient tube, 6 lengths glass tubing, two swan necked outlet tubes and 8 pre-cut lengths of rubber connecting tubing. The two flow tubes, each 500x13mm length 25mmx150mm spacing, extended to form 500mm manometers with the lengths of glass tubing.




AIR PUMP VACUUM   (1101)

Fixed to polished seasoned wood base, single barrel made from steel pipe with stopcock. Pump plate made of aluminium metal.

Pump Plate Dia. : (A) 125mm, (B) 150mm, (C) 250mm




AIR PUMP VACUUM   (1102)

Fixed to polished seasoned wood base with stopcock. pump plate made of brass metal.

Pump Plate Diameter : (A) 125mm, (B) 150mm, (C) 250mm



LIQUID LEVEL APPARATUS   (1103)

To show that the level of liquid in communicating vessels in constant irrespective of the size or shape of the vessel. The apparatus comprises four glass tubes of different shapes and cross sectional area projecting vertically from a common horizontal tube. The tubes are mounted on a polished wooden base.



LIQUID LEVEL APPARATUS   (1104)

As above but large size on plastic stand.


MANOMETER   (1105)

For use at moderate pressures, fabricated from glass tubing 6mm bore, 8mm O.D. The apparatus is open at both ends and is supplied unfilled, 250mm long, 32mm wide.



MANOMETER, GLASS   (1106)

Glass manometer with built-in-stopcock mounted on a back plate. Scale 80-0-80 with 2mm subdivisions Backplate dimensions 40x8cm.



MANOMETER, LARGE, GLASS   (1107)

Scale 260-0-260 with 2mm subdivisions Backplate dimensions 67x8cm.


'U' TUBE   (1108)

For use as a manometer. Unmounted glass tube with limbs 600mm long x10mm O.D.


WHEEL AND AXLE   (1109)

Two wheels 150mm dia and 75mm dia made out of solid hard wood with flat bottom grooves. Supplied with a metal axle and a cord.



PROJECTILE APPARATUS (Falling Body Apparatus)   (1110)

To illustrate that a body impelled horizontally will fall vertically at the same rate as a similar body allowed to fall freely. Comprises spring loaded L Section launcher with holes tor locating two 19mm dia steel ball which act as projectiles. Launcher is released by push button and projects one ball forwarded and allowing the other to fall freely. Mounted on wooden block, 180x60x30 mm which may be clamped to bench and has convenient storage pocket for the balls. Complete with 2 steel balls.



DYNAMIC TROLLEYS   (1111)

300mm long, metal reinforced at ends having three low friction ball bearing wheels filled with spring loaded impulse rod having three elastic positions to provide different impulses. The rod is triggered by a release pin.


DYNAMIC TROLLEYS   (1112)

Improved model, similar to HARRIS. Made of single pcs. wooden block with three rubber wheels mounted with steel balls for min. friction plunger made of S.S. pipe with Nylon cork at the front.


ROTATING PLATFORM   (1113)

Comprising a platform 310 x 310mm on which a student may stand in angular momentum experiments. The large diameter bearing is specially designed to withstand off centre forces at the same time allowing free rotation. The base is fitted with anti-slip rubber sheet.



COLLISION IN TWO DIMENSIONAL KIT   (1114)

A curved ramps 260x325 mm length x radius with metal ball track, fitted to base 140 x 90 mm length x width, one adjustable ball supports, one clamp to fit slot on base of ramp. One plumb line assembly and 2 steel ball 12 mm dia.


INCLINED PLANE, SIMPLE   (1115)

Hardwood. comprising cutaway base to allow cord to hang freely and hinged plane 600x75x8 mm with aluminium pulley, 28mm diameter, and stepped lower face to accommodate wood block for setting at angles between approximately 24º and 45º. With cylindrical metal roller and pan.


INCLINED PLANE   (1116)

For experiments on sliding friction comprises inclined wood board 600 x 100 x 20mm with 22mm dia metal pulley, hinged to wooden base 450 x 100 x 20mm linear scale fixed to the edge of plane and vertical linear and 0-45 angular scale fixed to the base, with clamp shaped for use as an index. Supplied with one each wooden block 200 x 75mm and 100 x 75mm. Metal block 100 x 75mm, scale pan 75mm dia, cord and hooks.



FRICTION KIT   (1117)

To provide a simple demonstration of the ralationship between friction and reaction. Kit comprises wrap-free wood board, 760x150x20 mm thick, with steel eye ring in one end edge, 10 stainless steel rollers 190mm long x 13mm diameter, 4 wood blocks 230x115x20mm thick, one of which has a steel eye in one edge, and a stout metal crank handle in a U shaped bracket, 90x50 mm, to tow board on rollers. Without spring balance. ACCESSORY : Spring balance 1 Kg



FORCE BOARD   (1118)

This kit is very useful for teaching basic principles of mechanics. A number of assemblies can be built with this equipment to demonstrate and perform a number of experiments in dynamics, statics and general properties of matter. A compact self supporting frame acts as a basic support for th different assemblies a nd the whole


HARE’S APPARATUS   (1119)

A three limbed glass tube mounted on polished wooden stand with scale in cm & mm column height adjustable by means of sliding stand. Complete with rubber tube and pinch cock.



YOUNG,S MODULUS APPARATUS   (1120)

Vernier type. For the experimental determination relationship between a load applied to a wire and the resulting extension. The apparatus consists of an engraved brass scale 10cm long and vernier reading 0.1mm complete with tension weight but without load masses.


HYDRAULIC PRESS BRAMA H   (1121)

All glass working model with visible coloured valves, overall height x width 225 x 120mm, mounted on wooden stand with metal trough.



LIFT PUMP/WATER PUMP   (1122)

All glass working model. Overall height approx. 350mm mounted on wooden stand with metal trough.



FORCE PUMP   (1123)

All glass working model overall height approx 350mm. Mounted on wooden stand with metal trough.



DEMONSTRATION ANEROID BAROMETER   (1124)

100m dia dial with movement encased in a transparent acrylic case gives full inside view of instrument. Allows action to be  demonstrated when pressure is applied with the help of a rubber bellow. Same as Cat. No. 3170 (Section) Meteorology


MAGDEBURG HEMISPHERES   (1125)

For demonstration of the pressure exerted by the atmosphere. Made of chromium plate brass with stop cock and rubber gasket. Diameter 75mm. Also available in aluminium.



MAGDEBURG HEMISPHERES   (1126)

To demonstrate the pressure exerted by the atmosphere. Two brass alloy hemispheres of outer diameter 110mm (approximately) at the Flange. When in use, the hemispheres are placed together and the enclosed air evacuated. Hemispheres are fitted on a suitable cast iron Base. Connection to a suitable vacuum pump is made via the stop cock tube on the base.



AIR PUMP (HAND VACUUM PUMP)   (1127)

Single action pump made of Al/Brass with oiled silk valve, cylinder 20 x 3.2cm dia, connected to a metal plate through a stopcock fitted on a wooden polished base. Plate Dia. : 150mm, 200mm, 250mm


HYDRAULIC PRESS   (1128)

Comprising two heavy-walled glass cylinders 40mm and 15mm i.d. respectively, both fitted with non-return valves and synthetic material pistons; pump worked by hand lever 315mm long, ratio about 2:1, safety valve provided in the larger piston so that pressure in excess of that which can safely be applied to the glass cylinder enables the water to rise above the piston and escape through the overflow pipe at the top; stopcock at base of small cylinder for replenishing cylinders with water by rubber tubing from beaker of water. Removable loading platform, wedges for breaking metal bars. Strongly constructed and mounted on baseboard 290x190mm. The above list does not include the entire range of instruments available, please feel free to request other items throughout this field.


FORCE TABLE   (1129)

To verify the law of composition and resolution of forces. This consists of machined




 
 
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