Bell Crank Lever on Angle Iron Base with Weights
The apparatus consistsof the followingparts:
i) A lever of well seasonedwood having horizontal arm 75 cm and vertical arm 20 cm.
ii)A spring balanceof 10kg capacitrywith adjustablewing nut at shorterend.
iii)A set of slootedcast iron weightsof 0.5 kg with necessaryone hang (four allottedweightsand one hangerof 0.5 kg. Total weights2.5 kg the completearrangementin mountedon steel frameagainstwall. But withoutfoundationbolts.
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