Mashaal Masha
Mashaal Masha
 Oct 12, 2022
0
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Choose the correct options for the following questions.
The property of fluids due to which they resist their own flow is called:
Difficulty: Easy
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A:
Drag force
B:
Surface tension
C:
Viscosity
D:
None
The resistance offered by a fluid to a solid moving inside is called:
Difficulty: Easy
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A:
Drag force
B:
Surface tension
C:
Viscosity
D:
None
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A body passing through a viscous medium is affected by:
Difficulty: Easy
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A:
One force only
B:
Two forces
C:
Three forces
D:
None
Machine parts are jammed due to:
Difficulty: Easy
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A:
Increase in viscosity of lubricant
B:
Decrease in viscosity of lubricant
C:
Decrease in surface tension of lubricant
D:
None
$N s m^{-2}$ is unit of:
Difficulty: Easy
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A:
Drag force
B:
Pressure
C:
Surface tension
D:
Coefficient of viscosity
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A body moving through a viscous medium eventually comes to rest because of:
Difficulty: Easy
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A:
Force of gravity
B:
Force of friction
C:
Its weight
D:
Both a and c
Glycerin has viscosity _________ the viscosity of water
Difficulty: Easy
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A:
More than
B:
Equal to
C:
Less than
D:
None
Unit of viscosity is:
Difficulty: Easy
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A:
$Kgm^{-1} sec^{-1}$
B:
$N s m^{-2}$
C:
$J s m^{-3}$
D:
All
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Density of a fluid is defined as:
Difficulty: Easy
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A:
Its volume to mass ratio
B:
Product of volume and mass
C:
Its mass of volume ratio
D:
None
Fluid friction is ____ the friction between two solid surfaces
Difficulty: Easy
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A:
Greater than
B:
Smaller than
C:
Equal to
D:
None

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