marbles of diameter 1.4cm are dropped into beaker containing some water and fully submerged the diameter of beaker is 7cm find how many marbles have béen droped in it if the water rises by 5.6cm
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Answer:
diameter of marble = 1.4 cm
radius = 1.4/2 = 0.7 cm
volume of 1 marble =
let number of marbles required = n
base diameter of beaker = 7cm
radius = 7/2 = 3.5 cm
height rise in water = 56 cm
volume change = volume of n marbles
1500
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