Hare’s Apparatus
A three limbed glass tube is mounted on a wooden stand with a scale for each of the two 600 mm tubes. A rubber tube with Hoffman clip is provided for the short limb. Two metal sliding distance rods may be so adjusted that their lower ends just touch the surface of the liquid under experiment to facilitate column height readings. Overall dimensions 680 x 300 x 150 mm approx.
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Material Kit, Solids
Consists of two each of the seventeen blocks as follows:
- Blocks, 50 x 40 x 30 mm – Softwood, Hardwood, Paraffin wax, Aluminium, Iron and Polystyrene.
- Blocks, 20 x 20 x 100 mm – Perspex, Glass, Slate, Aluminium, Softwood, Marble.
- Block, 50 x 50 x 20 mm – Lead.
- Block, 50 x50 x 80 mm – Aluminium.
- Block, 50 x 50 x 200 mm – Hardwood.
- Block, 20 x 20 x 50 mm – Brass.
- Block, 40 x 40 x 20 mm – Iron.
Turbine / Pump Unit
This simple unit can help the student understand the operating principle of pump and turbine. The unit consists of a rotor attached to a pulley via a shaft. It also includes 3 metal nozzles and a stopcock. When driven by a motor, the unit works as a pump, raising the water to higher potential energy. Whereas when the rotor is made to rotate by flowing water, the unit acts as a turbine.
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