Question

Marbles of diameter 1.4 cm are dropped into a cylindrical beaker of diameter 14 cm containing somewater. Find the number of marbles that should be dropped into the beaker so that the water level rises
by 5.6 cm
(Ans. 600]​

Answer 1

Answer:

Volume will be same

N*4π*(0.7)³/3 = π(7)²*5.6

N = 600 (Ans.)

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