Volumes Practice Test 2

Question : 35 of 40

Marks: +1, -0

A cylindrical cistern whose diameter is 14 cm is partly filled with water. If a conical block of iron whose radius of base is 3.5 cm and height 6 cm is wholly immersed in the water, by how much will the water level rise?

0.5 cm
0.75 cm
1 cm
1.25 cm

Validate

Solution:

Here,

π.7^2 . h

1/3 . π . (3.5)^2 . 6

∴ h =

{3.5×3.5×2}/{7×7}

= 0.5 cm

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