1 : 5
1 : 2.5
1 : 25
1 : √5
A. 1 : 5
Its depth is twice the breadth
Its breadth is twice the depth
Its depth is thrice the breadth
Its breadth is thrice the depth
Planes of the body are completely smooth
Space around the body is completely filled with the fluid
Fluid particles do not exert any influence on one another
All of the above
At normal pressure of 760 mm
At 4°C temperature
At mean sea level
All the above
4.5 kN/m3
6 kN/m3
7.5 kN/m3
10 kN/m3
Triangular
Rectangular
Square
Trapezoidal
Cylindrical shape
Convergent shape
Divergent shape
Convergent-divergent shape
The metal piece will simply float over the mercury
The metal piece will be immersed in mercury by half
Whole of the metal piece will be immersed with its top surface just at mercury level
Metal piece will sink to the bottom
Increases
Decreases
Remain constant
Increases first up to certain limit and then decreases
100 litres
250 litres
500 litres
1000 litres
Low pressure
High pressure
Moderate pressure
Vacuum pressure
dp/ρ + g.dz + v.dv = 0
dp/ρ - g.dz + v.dv = 0
ρ.dp + g.dz + v.dv = 0
ρ.dp - g.dz + v.dv = 0
Maximum
Minimum
Zero
Nonzero and finite
Viscosity of a fluid is that property which determines the amount of its resistance to a shearing force
Viscosity is due primarily to interaction between fluid molecules
Viscosity of liquids decreases with increase in temperature
Viscosity of liquids is appreciably affected by change in pressure
Pressure of liquid
Discharge of liquid
Pressure difference between two points in a channel
Pressure difference between two points in a pipe
Inertia force
Viscous force
Gravity force
All of these
500 kg
1000 kg
1500 kg
2000 kg
Sub-sonic flow
Sonic flow
Super-sonic flow
Hyper-sonic flow
The weight of the body
More than the weight of the body
Less than the weight of the body
Weight of the fluid displaced by the body
0.3 to 0.45
0.50 to 0.75
0.75 to 0.95
0.95 to 1.0
Less than unity
Unity
Between 1 and 6
More than 6
Frictional force
Viscosity
Surface friction
All of the above
flv²/2gd
flv²/gd
3flv²/2gd
4flv²/2gd
Its vapour pressure is low
It provides suitable meniscus for the inclined tube
Its density is less
It provides longer length for a given pressure difference
Vacuum pressure
Gauge pressure
Absolute pressure
Atmospheric pressure
Shear stress and the rate of angular distortion
Shear stress and viscosity
Shear stress, velocity and viscosity
Pressure, velocity and viscosity
2A × √H₁/Cd × a × √(2g)
2A × √H₂/Cd × a × √(2g)
2A × (√H₁ - √H₂)/Cd × a × √(2g)
2A × (√H3/2 - √H3/2)/Cd × a × √(2g)
Metacentre
Center of pressure
Center of buoyancy
Center of gravity
Ratio of inertial force to force due to viscosity
Ratio of inertial force to force due to gravitation
Ratio of inertial force to force due to surface tension
All the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity
(v₁ - v₂)²/g
(v₁² - v₂²)/g
(v₁ - v₂)²/2g
(v₁² - v₂²)/2g
Less than
More than
Equal
None of these