Fluid Flow
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PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360933 Along a streamline

1 The velocity of fluid particle remains constant
2 The velocity of all fluid particle crossing a given position is constant
3 The velocity of all fluid particle at a given instant is constant
4 The speed of a fluid particle remains constant
NCERT Exempler
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360934 When the value of Reynold's number is less, the predominant forces are

1 Viscous forces
2 Inertial forces
3 Surface tension forces
4 Gravitational forces
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360935 Assertion :
Turbulence is always dissipative.
Reason :
Low Reynolds number promotes turbulence.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360936 Stream line motion becomes turbulent motion when the velocity of the liquid is

1 Beyond critical velocity
2 Critical velocity
3 Below critical velocity
4 Variable velocity
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PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360933 Along a streamline

1 The velocity of fluid particle remains constant
2 The velocity of all fluid particle crossing a given position is constant
3 The velocity of all fluid particle at a given instant is constant
4 The speed of a fluid particle remains constant
NCERT Exempler
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360934 When the value of Reynold's number is less, the predominant forces are

1 Viscous forces
2 Inertial forces
3 Surface tension forces
4 Gravitational forces
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360935 Assertion :
Turbulence is always dissipative.
Reason :
Low Reynolds number promotes turbulence.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360936 Stream line motion becomes turbulent motion when the velocity of the liquid is

1 Beyond critical velocity
2 Critical velocity
3 Below critical velocity
4 Variable velocity
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PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360933 Along a streamline

1 The velocity of fluid particle remains constant
2 The velocity of all fluid particle crossing a given position is constant
3 The velocity of all fluid particle at a given instant is constant
4 The speed of a fluid particle remains constant
NCERT Exempler
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360934 When the value of Reynold's number is less, the predominant forces are

1 Viscous forces
2 Inertial forces
3 Surface tension forces
4 Gravitational forces
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360935 Assertion :
Turbulence is always dissipative.
Reason :
Low Reynolds number promotes turbulence.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360936 Stream line motion becomes turbulent motion when the velocity of the liquid is

1 Beyond critical velocity
2 Critical velocity
3 Below critical velocity
4 Variable velocity
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PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360933 Along a streamline

1 The velocity of fluid particle remains constant
2 The velocity of all fluid particle crossing a given position is constant
3 The velocity of all fluid particle at a given instant is constant
4 The speed of a fluid particle remains constant
NCERT Exempler
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360934 When the value of Reynold's number is less, the predominant forces are

1 Viscous forces
2 Inertial forces
3 Surface tension forces
4 Gravitational forces
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360935 Assertion :
Turbulence is always dissipative.
Reason :
Low Reynolds number promotes turbulence.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

360936 Stream line motion becomes turbulent motion when the velocity of the liquid is

1 Beyond critical velocity
2 Critical velocity
3 Below critical velocity
4 Variable velocity
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