A metal ball immersed in alcohol weighs
W1
at 0°C and
W2
at 50°C. The coefficient of cubical expansion of the metal is less than that of alcohol. Assuming that the density ofmetal is large compared to that of alcohol, then
(1) W1 > W2
(2) W1 = W2
*(3) W1 < W2
(4) W2=(W1/2)
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A metal ball immersed in alcohol weighs W1. at 0°C and. W2. at 50°C. The coefficient of cubical expansion of the metal is less than that of alcohol.
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