1.

An object is weighed at the North Pole bya beam balance and a spring balance, giving readings of W_(B) and W_(S) respectively. It is again weighed in the same manner at the equator, giving reading of W_(B)' and W_(S)' respectively. Assume that the acceleration due to gravity is the same everywhere and that the balances are quite sensitive (a) W_(B) = W_(S)(b) W_(B)' = W_(S)' (c) W_(B) = W_(B)'(d) W_(S)' lt W_(S)

Answer»

only a & B are TRUE
only a, b d are true
only a, C, d are true
all are true

ANSWER :C


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