Amtech India's Spring Constant Apparatus / Force Constant apparatus consists of a spiral spring about 25 mm in diameter and 10 cm long. The upper end of he spring is suspended from chucknut and lower and is provided with small pointer which moves over a vertical wooden meter scale. The lower end is also provided with hook for carrying weights. Complete setup is Supported by a heavy Cast iron metal base and 50 gm x 5 Slotted weights.
Amtech India's REsistance Box are used in Varoius Physics Experiments & Apparatus .These Resistance Box consists of Thick Brass Block approx. 12 mm, non inductive, double covered Eureka Constantan Wire in Wound on Bakelite Spool,enclosed in a teak Wood Box . Accuracy +/- 0.1 %
Van DE Graff Generator also known as Electrostatic Generator. It consists of two insulated pulleys hand driven by rubber belt. The generator is self exiting and charge separation occurs. The resulting positive and negative charges being carried off by combs at lower and upper pulleys. A metal sphere surrounds the upper pulley assembly and charge accumulates on the sphere, which is insulated by a plastic column supporting the pulley assembly. The charge builds up until electrical breakdown of air surrounding the sphere occurs. Supplied with discharging sphere.
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