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For the following questions answer them individually
The quantity, which is equal to rate of change of momentum is known as:
Impulse
Displacement
Acceleration
Force
Multistage centrifugal pumps are used to obtain high:
Pumping of viscous fluids
Discharge
Head
Efficiency
The diameter of core of a circular section is given as:
$$\frac{d}{\sqrt{2}}$$
$$\frac{d}{2}$$
$$\frac{d}{3}$$
$$\frac{d}{4}$$
The path traced by a single particle of smoke issuing from a burning wooden stick is a:
Flow line
Stream line
Streak line
Path line
What amongst the following is not related to a CI engine?
Flywheel
Fuel pump
Fuel injector
Carburettor
The relation between the number of links (L) and number of pairs (P) is:
L = 2P - 3
L = 2P - 2
L = 2P - 4
L = 3 - 2P
A Current meter is a device for measuring
Viscosity
Velocity
Current
Pressure
Density of water is maximum at:
$$277^\circ$$ Kelvin
$$0^\circ$$ C
$$0^\circ$$ Kelvin
$$100^\circ$$ C
An isothermal process is one in which:
The pressure of the gas in the system is proportional to the volume of the gas.
The internal energy of the system under consideration decreases during the change
The heat transfer of the system under consideration is zero
The temperature of the system under consideration remains constant during the change
In I.C. engine removing the burnt gases from combustion chamber of engine cylinder, is known as:
Polymerisation
Scavengeing
Supercharging
Detonation
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