Calorimeter Stirrer, Copper

Description

Size 150 x 48 mm, 3 mm wire, with plastic handle at upper end of stirrer and loop at bottom. In 3 mm copper wire, with plastic handle at upper end of stirrer and loop at bottom. 150 x 48 mm .

Calorimeter, Electric

Description

Double-Wall Calorimeter with 1.5 ohm heating coil and 4 mm standard terminals for electrical connections. Complete with insulated stirrer and single-hole rubber stopper. Operates on 6-V DC. Instructions included.

Calorimeter, Joule’s

Description

Nickel plated copper calorimeter of 50 x 75 mm lagged and enclosed in an outer vessel of 75 x 100 mm size, with cover having terminals, a heating coil suitable for 3 – 6 V supply and holes for thermometer and stirrer. With stirrer but without thermometer.

Charle’s Law Apparatus

Description

To determine co-efficient of expansion of a gas at constant pressure. A glass U-tube with a bulb and stopcock at one end, the other limb being open. An outlet tube from the bottom of the U tube passes through a rubber bung and has a stopcock at the end. The stem below the bulb is graduated 3 x 0.1 ml. An inlet tube with a mohr clip also passes through the bung. A glass water jacket encloses the U tube. All glass parts made of borosilicate glass requires only 20 ml mercury, which is not included.

Charle’s Law Kit

Description

A glass U-tube of 10 mm diameter the shorter limb of which has a stopcock near top and the longer limb can take a plastic tube. A scale is provided and can be attached to the shorter limb With red indicator oil but without 2000 ml tall form beaker which acts as a reservoir.

Compound Bar

Description

Brass and iron, 200 x 25 mm, reverted, with wooden handle.

Conductivity Appratus Ingen – Hauzs

Description

Consists of 5 metal rods of different materials having equal lenghts mounted in sheet metal box 150 x 90 x 100mm with corks. Metal rods 150 x 3 mm length x diameter, one each of aluminium,brass, copper, lead and iron, embedded along one side of a metal tank size 150 x 90 x 100 mm length x width x height.

Constant Pressure Air Thermometer

Description

Jolly's thermometer bulb connected via a 3-way stopcock to mercury tube. Sliding indicator on right hand limb with reservoir sliding on vertical clamping rod. Metal vessel to surround the bulb. Mounted on wooden stand, height 740 mm. All glass parts except reservoir are made of borosilicate glass.

Constant Volume Air Thermometer

Description

A metal stand fitted with 0-100 cm x 1 mm vertical wooden scale and supporting a mercury reservoir sliding on a metal rod. An air thermometer bulb fitted to a bracket can be attached to the other rod at either of two positions. With U-shaped base. Complete with 1 meter rubber tubing to connect reservoir to the bulb. Supplied without mercury.

Copper Calorimeter, with wooden box

Description

Copper calorimeter of 75 x 50 mm resting on felt pad inside wooden polished box provided with a brass nickel plated thermometer holder and copper stirrer.

Expansion Apparatus

Description

Two cast metal uprights, height 18 cm, fitted with two nickel plated rods supporting expansion bar of length 38 cm. Expansion bar is fixed to one upright and moves a pointer on the other, when heated With scale reading 0 to 90°, supplied with one each, aluminium, brass and iron expansion bars. Comprising two cast­metal uprights linked by a pair of parallel plated metal support rods and supporting an expansion bar at the top. Supplied with expansion bars. Comprising two cast-iron uprights, height 18 cm linked by two nickel plated rods supporting on expansion bar, length 38 cm fixed to one upright and resting on a friction pointer placed at the other. Supplied with scale reading 0 to 90 deg and one each of aluminium, brass and iron expansion bars.

Expansion of Liquids Apparatus

Description

Comprising five removable glass tubes in a sliding frame and supported in a water trough. For demonstrating the different thermal expansions of various liquids. Comprising five glass tubes in a frame and supported in a water trough. The frame has a special sliding arrangement with clips to hold glass bulbs with tubes. The bulbs can be easily removed and fixed and have funnel formation on top for easy filling.