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

increase

decrease

remain same

increase/decrease depending on depth of immersion

Answer is:

remain same

Fluid Mechanics MCQ with Answers

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

adhesion

cohesion

surface tension

viscosity

Answer is:

surface tension

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

less

equal

less at low temperature and more at high temperature

Answer is:

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

higher than the surface of liquid

the same as the surface of liquid

lower than the surface of liquid

unpredictable

Answer is:

lower than the surface of liquid

66) The point in the immersed body through which the resultant pressure of the liquid may be taken to act is known as

meta center

center of pressure

center of buoyancy

center of gravity

Answer is:

center of pressure

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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

remain same

Fluid Mechanics MCQ with Answers

Related Fluid Mechanics MCQ with Answers

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

surface tension

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

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

lower than the surface of liquid

66) The point in the immersed body through which the resultant pressure of the liquid may be taken to act is known as

center of pressure

Fluid Mechanics MCQ with Answers