143369
An engine pumps out water continuously through a hose with a velocity . If is the mass per unit length of the water jet, the rate at which the kinetic energy is imparted to water is
1
2
3
4
5
Explanation:
B We know that, According to question -
Kerala CEE- 2013
Mechanical Properties of Fluids
143370
Eight drops of a liquid of density and each of radius a are falling through air with a constant velocity . When the eight drops coalesce to form a single drop the terminal velocity of the new drop will be
1
2
3
4
5
Explanation:
E Given data, Number of drops (n) Single drop velocity Hence, Terminal velocity of new drop,
Kerala CEE - 2008
Mechanical Properties of Fluids
143371
An incompressible non viscous fluid flows steadily through a cylindrical pipe which has radius at point and radius at point farther along the flow direction. If the velocity of the fluid at point is , its velocity at the point will be
1
2
3
4
Explanation:
B Given that, ?, We know that, By continuity equation, constant
UPSEE - 2016
Mechanical Properties of Fluids
143372
A horizontal pipe of cross - sectional diameter 5 cm carries water at a velocity of . The pipe is connected to a smaller pipe with a crosssectional diameter . The velocity of water through the smaller pipe is :
1
2
3
4
Explanation:
A Given, By continuity equation,
UPSEE - 2004
Mechanical Properties of Fluids
143373
A rain drop of radius is falling through air starting from rest. The work done by all the forces on the drop, when it attains terminal velocity, is proportional to
1
2
3
4
Explanation:
B According to the work energy theorem, work done by all forces change in kinetic energy Now, and, By putting the value of and in equation (i)
143369
An engine pumps out water continuously through a hose with a velocity . If is the mass per unit length of the water jet, the rate at which the kinetic energy is imparted to water is
1
2
3
4
5
Explanation:
B We know that, According to question -
Kerala CEE- 2013
Mechanical Properties of Fluids
143370
Eight drops of a liquid of density and each of radius a are falling through air with a constant velocity . When the eight drops coalesce to form a single drop the terminal velocity of the new drop will be
1
2
3
4
5
Explanation:
E Given data, Number of drops (n) Single drop velocity Hence, Terminal velocity of new drop,
Kerala CEE - 2008
Mechanical Properties of Fluids
143371
An incompressible non viscous fluid flows steadily through a cylindrical pipe which has radius at point and radius at point farther along the flow direction. If the velocity of the fluid at point is , its velocity at the point will be
1
2
3
4
Explanation:
B Given that, ?, We know that, By continuity equation, constant
UPSEE - 2016
Mechanical Properties of Fluids
143372
A horizontal pipe of cross - sectional diameter 5 cm carries water at a velocity of . The pipe is connected to a smaller pipe with a crosssectional diameter . The velocity of water through the smaller pipe is :
1
2
3
4
Explanation:
A Given, By continuity equation,
UPSEE - 2004
Mechanical Properties of Fluids
143373
A rain drop of radius is falling through air starting from rest. The work done by all the forces on the drop, when it attains terminal velocity, is proportional to
1
2
3
4
Explanation:
B According to the work energy theorem, work done by all forces change in kinetic energy Now, and, By putting the value of and in equation (i)
143369
An engine pumps out water continuously through a hose with a velocity . If is the mass per unit length of the water jet, the rate at which the kinetic energy is imparted to water is
1
2
3
4
5
Explanation:
B We know that, According to question -
Kerala CEE- 2013
Mechanical Properties of Fluids
143370
Eight drops of a liquid of density and each of radius a are falling through air with a constant velocity . When the eight drops coalesce to form a single drop the terminal velocity of the new drop will be
1
2
3
4
5
Explanation:
E Given data, Number of drops (n) Single drop velocity Hence, Terminal velocity of new drop,
Kerala CEE - 2008
Mechanical Properties of Fluids
143371
An incompressible non viscous fluid flows steadily through a cylindrical pipe which has radius at point and radius at point farther along the flow direction. If the velocity of the fluid at point is , its velocity at the point will be
1
2
3
4
Explanation:
B Given that, ?, We know that, By continuity equation, constant
UPSEE - 2016
Mechanical Properties of Fluids
143372
A horizontal pipe of cross - sectional diameter 5 cm carries water at a velocity of . The pipe is connected to a smaller pipe with a crosssectional diameter . The velocity of water through the smaller pipe is :
1
2
3
4
Explanation:
A Given, By continuity equation,
UPSEE - 2004
Mechanical Properties of Fluids
143373
A rain drop of radius is falling through air starting from rest. The work done by all the forces on the drop, when it attains terminal velocity, is proportional to
1
2
3
4
Explanation:
B According to the work energy theorem, work done by all forces change in kinetic energy Now, and, By putting the value of and in equation (i)
143369
An engine pumps out water continuously through a hose with a velocity . If is the mass per unit length of the water jet, the rate at which the kinetic energy is imparted to water is
1
2
3
4
5
Explanation:
B We know that, According to question -
Kerala CEE- 2013
Mechanical Properties of Fluids
143370
Eight drops of a liquid of density and each of radius a are falling through air with a constant velocity . When the eight drops coalesce to form a single drop the terminal velocity of the new drop will be
1
2
3
4
5
Explanation:
E Given data, Number of drops (n) Single drop velocity Hence, Terminal velocity of new drop,
Kerala CEE - 2008
Mechanical Properties of Fluids
143371
An incompressible non viscous fluid flows steadily through a cylindrical pipe which has radius at point and radius at point farther along the flow direction. If the velocity of the fluid at point is , its velocity at the point will be
1
2
3
4
Explanation:
B Given that, ?, We know that, By continuity equation, constant
UPSEE - 2016
Mechanical Properties of Fluids
143372
A horizontal pipe of cross - sectional diameter 5 cm carries water at a velocity of . The pipe is connected to a smaller pipe with a crosssectional diameter . The velocity of water through the smaller pipe is :
1
2
3
4
Explanation:
A Given, By continuity equation,
UPSEE - 2004
Mechanical Properties of Fluids
143373
A rain drop of radius is falling through air starting from rest. The work done by all the forces on the drop, when it attains terminal velocity, is proportional to
1
2
3
4
Explanation:
B According to the work energy theorem, work done by all forces change in kinetic energy Now, and, By putting the value of and in equation (i)
143369
An engine pumps out water continuously through a hose with a velocity . If is the mass per unit length of the water jet, the rate at which the kinetic energy is imparted to water is
1
2
3
4
5
Explanation:
B We know that, According to question -
Kerala CEE- 2013
Mechanical Properties of Fluids
143370
Eight drops of a liquid of density and each of radius a are falling through air with a constant velocity . When the eight drops coalesce to form a single drop the terminal velocity of the new drop will be
1
2
3
4
5
Explanation:
E Given data, Number of drops (n) Single drop velocity Hence, Terminal velocity of new drop,
Kerala CEE - 2008
Mechanical Properties of Fluids
143371
An incompressible non viscous fluid flows steadily through a cylindrical pipe which has radius at point and radius at point farther along the flow direction. If the velocity of the fluid at point is , its velocity at the point will be
1
2
3
4
Explanation:
B Given that, ?, We know that, By continuity equation, constant
UPSEE - 2016
Mechanical Properties of Fluids
143372
A horizontal pipe of cross - sectional diameter 5 cm carries water at a velocity of . The pipe is connected to a smaller pipe with a crosssectional diameter . The velocity of water through the smaller pipe is :
1
2
3
4
Explanation:
A Given, By continuity equation,
UPSEE - 2004
Mechanical Properties of Fluids
143373
A rain drop of radius is falling through air starting from rest. The work done by all the forces on the drop, when it attains terminal velocity, is proportional to
1
2
3
4
Explanation:
B According to the work energy theorem, work done by all forces change in kinetic energy Now, and, By putting the value of and in equation (i)