Hydraulics and Fluid Mechanics - Data Intensity 3 | Multiple Questions and Answers

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Hydraulics and Fluid Mechanics - Data Intensity 3 Multiple Questions and Answers.

11.	Water flows between two plates of which the upper one is stationary and the lower one is moving with a velocity V. What will be the velocity of the fluid in contact with the upper plate?

	A.	V
	B.	N ? 2
	C.	2V
	D.	0

12.	Which one of the flowing fits best in the sentence?

	A.	opposes
	B.	never affects
	C.	facilitates
	D.	may effect under certain conditions

13.	The viscosity of a fluid in motion is 1 Poise. What will be it’s viscosity (in Poise) when the fluid is at rest?

	A.	0
	B.	0.5
	C.	1
	D.	2

14.	Which of the following correctly states how the viscosities of a liquid and a gas will change with temperature?

	A.	Viscosity increases with the increase in temperature of a liquid and decreases with the increase in temperature of a gas
	B.	Viscosity increases with the increase in temperature of a liquid and increases with the increase in temperature of a gas
	C.	Viscosity decreases with the increase in temperature of a liquid and decreases with the increase in temperature of a gas
	D.	Viscosity decreases with the increase in temperature of a liquid and increases with the increase in temperature of a gas

15.	Which one of the following is not a unit of dynamic viscosity?

	A.	Pa-s
	B.	N-s/m2
	C.	Poise
	D.	Stokes

Read More :

» Hydraulics and Fluid Mechanics - Data Intensity 1

» Hydraulics and Fluid Mechanics - Data Intensity 2

» Hydraulics and Fluid Mechanics - Data Intensity 3

» Hydraulics and Fluid Mechanics - Data Intensity 4

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