Three liquids of equal masses are taken in three identical cubical vessels A, B

Question

Three liquids of equal masses are taken in three identical cubical vessels A, B and C. Their densities are PA, PB and PC respectively. But PA < PB < PC. The force exerted by the liquid on the base of the cubical vessel is ______

(A)the same in all the vessels

(B)maximum in vessel A

(C)maximum in vessel C

(D)minimum in vessel C

Two identical conducting balls A and B have positive charges q1 and q2 respectively. But q1 ? q2. The balls are brought together so that they touch each other and then kept in their original positions. The force between them is ______.

(A)same as that before the balls touched

(B)zero

(C)less than that before the balls touched

(D)greater than that before the balls touched

Explanation / Answer

A)

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