ISRO Mechanical & Aerospace 2013 - Question 12

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Viscosity of water in comparison to mercury is

  • A. Higher
  • B. Lower
  • C. Same
  • D. Unpredictable

Answer: B. Lower

Explanation: Dynamic viscosity of water is approx 1 cP, Mercury is approx 1.5 cP at room temp. However, Kinematic viscosity of water is higher than mercury due to mercury's high density.

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