Question # 1

The ability of a body to do work is called its

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Force

Power

Capacity

Energy

Which remains constant in an adiabatic process.

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Volume

Pressure

entropy

temperature

The fundamental quanties which form basic for M.K.S system are

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Mass , Length , and time

Mass, acceleration and time

Mass, work and time

Velocity, force and time

A cycle of petrol engine undergoes

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Two process

Three process

Four process

single process

The kilogramis the basic unit of

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Time

Weight

Length

Mass

The magnifying power is also called

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Resolving power

Angular magnification

Strength of eye

None of these

The direction of angular velocity is determined.

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Left hands rule

Head to tail rule

Right hand rule

General rule

According to Hygen's principle, each point on a wave front acts as a source of.

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Secondary wavelet

New wave front

Sound

Primary wavelet

the wavelength of transverse wave travelling with a speed 'v' having frequency 'f' in equal to

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f/v

Vf

V/f

f/V2

One foot is equal to

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31.90 cm

30.48 cm

30.84 cm

84.30 cm

For working of heat engine, there must be

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A source

A sink

Ether of these

Both of them

The motion of a body moving along a circular path is called.

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Translational motion

Angular motion

Vibratory motion

Linear motion

Half wavelength corresponds to

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0 ^o

90 ^o

180 ^o

360 ^o

The Newton's formula for the speed of sound in air is

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The ratio of the velocities of wate in a pipe lying horizontally at two ends is 1 : 4 The ratio of diameters of pipe at these two ends is.

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1 : 2

2 : 1

1 : 4

4 : 1

The shortest distance between two points is called

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Distance

Amplitude

Displacement

Is a number

Inertia may expressed in

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Kg

Newton

Watt

Joule

A force of 100 N makes an angle of 60o with Y- Axis, its horizontal component is.

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50 N

60 N

70.7 N

86.6 N

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