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NEET Physics · Medium

Mechanical Properties of Fluids: Terminal Velocity MCQ

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Terminal VelocityMediumQuestion 6481

Question

If radius of falling sphere doubles (same fluid, density), terminal velocity changes by factor:
  1. A
    2
  2. B
    4
    Correct
  3. C
    8
  4. D
    1/2

Correct answer

4

Explanation

v_t ∝ r². r→2r: v_t → 4v_t.

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