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  1. A sphere of radius 2 cm is put into water contained in a cylinder of base-radius 4 cm. If the sphere is completely immersed in the water, the water level in the cylinder rises by
    1. 1
      cm
      3

    2. 2
      cm
      3

    3. 2
      cm
      3

    4. 2 cm
Correct Option: C

According to question Volume of sphere = Volume of displaced water

4
π × 2 × 2 × 2 = π × 4 × 4 × h
3

∴ h =
2
cm
3



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