Viscocity
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361347 Match the Column I with Column II
Column I
Column II
A
Terminal velocity
P
Average densiy becomes less than that of liquid
B
Objects of high density can also float
Q
Upthrust is zero
c
A stone present inside water beaker under free fall
R
Varies with velocity
D
Viscous drag
S
Upthrust and viscous force

1 A - S,B - Q,C - R,D - P
2 A - P,\(\mathrm{B}-\mathrm{Q}\),\(\mathrm{C}-\mathrm{R}\),D - S
3 A - S,\(\mathrm{B}-\mathrm{P}\),C - Q,D - R
4 A - R,B - S,C - Q,D - P
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361348 Assertion :
Water flows faster than honey.
Reason :
The coefficient of viscosity of water is less than honey.

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

361349 A square plate of \(0.5\;m\) side length parallel to a second plate with a velocity of \(0.5\;m{\rm{/}}s\), both plates being immersed in water. If the viscous force is \(0.081\;N\) and the coefficient of viscosity is 0.02 poise, distance between the plates in \(cm\) is

1 \(2\;cm\)
2 \(1\;cm\)
3 \(0.3\;cm\)
4 \(3\;cm\)
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361350 The main cause of viscosity is

1 Force of repulsion between molecules
2 Cohesive forces
3 Adhesive forces
4 Both cohesive and adhesive forces.
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361347 Match the Column I with Column II
Column I
Column II
A
Terminal velocity
P
Average densiy becomes less than that of liquid
B
Objects of high density can also float
Q
Upthrust is zero
c
A stone present inside water beaker under free fall
R
Varies with velocity
D
Viscous drag
S
Upthrust and viscous force

1 A - S,B - Q,C - R,D - P
2 A - P,\(\mathrm{B}-\mathrm{Q}\),\(\mathrm{C}-\mathrm{R}\),D - S
3 A - S,\(\mathrm{B}-\mathrm{P}\),C - Q,D - R
4 A - R,B - S,C - Q,D - P
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361348 Assertion :
Water flows faster than honey.
Reason :
The coefficient of viscosity of water is less than honey.

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

361349 A square plate of \(0.5\;m\) side length parallel to a second plate with a velocity of \(0.5\;m{\rm{/}}s\), both plates being immersed in water. If the viscous force is \(0.081\;N\) and the coefficient of viscosity is 0.02 poise, distance between the plates in \(cm\) is

1 \(2\;cm\)
2 \(1\;cm\)
3 \(0.3\;cm\)
4 \(3\;cm\)
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361350 The main cause of viscosity is

1 Force of repulsion between molecules
2 Cohesive forces
3 Adhesive forces
4 Both cohesive and adhesive forces.
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361347 Match the Column I with Column II
Column I
Column II
A
Terminal velocity
P
Average densiy becomes less than that of liquid
B
Objects of high density can also float
Q
Upthrust is zero
c
A stone present inside water beaker under free fall
R
Varies with velocity
D
Viscous drag
S
Upthrust and viscous force

1 A - S,B - Q,C - R,D - P
2 A - P,\(\mathrm{B}-\mathrm{Q}\),\(\mathrm{C}-\mathrm{R}\),D - S
3 A - S,\(\mathrm{B}-\mathrm{P}\),C - Q,D - R
4 A - R,B - S,C - Q,D - P
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361348 Assertion :
Water flows faster than honey.
Reason :
The coefficient of viscosity of water is less than honey.

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

361349 A square plate of \(0.5\;m\) side length parallel to a second plate with a velocity of \(0.5\;m{\rm{/}}s\), both plates being immersed in water. If the viscous force is \(0.081\;N\) and the coefficient of viscosity is 0.02 poise, distance between the plates in \(cm\) is

1 \(2\;cm\)
2 \(1\;cm\)
3 \(0.3\;cm\)
4 \(3\;cm\)
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361350 The main cause of viscosity is

1 Force of repulsion between molecules
2 Cohesive forces
3 Adhesive forces
4 Both cohesive and adhesive forces.
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361347 Match the Column I with Column II
Column I
Column II
A
Terminal velocity
P
Average densiy becomes less than that of liquid
B
Objects of high density can also float
Q
Upthrust is zero
c
A stone present inside water beaker under free fall
R
Varies with velocity
D
Viscous drag
S
Upthrust and viscous force

1 A - S,B - Q,C - R,D - P
2 A - P,\(\mathrm{B}-\mathrm{Q}\),\(\mathrm{C}-\mathrm{R}\),D - S
3 A - S,\(\mathrm{B}-\mathrm{P}\),C - Q,D - R
4 A - R,B - S,C - Q,D - P
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361348 Assertion :
Water flows faster than honey.
Reason :
The coefficient of viscosity of water is less than honey.

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

361349 A square plate of \(0.5\;m\) side length parallel to a second plate with a velocity of \(0.5\;m{\rm{/}}s\), both plates being immersed in water. If the viscous force is \(0.081\;N\) and the coefficient of viscosity is 0.02 poise, distance between the plates in \(cm\) is

1 \(2\;cm\)
2 \(1\;cm\)
3 \(0.3\;cm\)
4 \(3\;cm\)
PHXI10:MECHANICAL PROPERTIES OF FLUIDS

361350 The main cause of viscosity is

1 Force of repulsion between molecules
2 Cohesive forces
3 Adhesive forces
4 Both cohesive and adhesive forces.