Fluid Mechanics MCQ with Answers

Fluid Mechanics MCQ with Answers

61) Free surface of a liquid tends to contract to the smallest possible area due to force of

Answer is:

surface tension

62) A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will

Answer is:

remain same

63) Falling drops of water become spheres due to the property of

Answer is:

surface tension

64) A liquid would wet the solid, if adhesion forces as compared to cohesion forces are

Answer is:

more

65) If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be

Answer is:

lower than the surface of liquid

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