Question # 1

For working of heat engine, there must be.

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A source

A sink

either of these

Both of these

Bright fringes are also called as

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Minima

Maxima

Wave front

Ray of light

The mass of an object is quantitative measure 0 its

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Momentum

Acceleration

Inertia

Energy

No of spark plugs needed in the diesel engine are.

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0

1

2

3

Angular frequency is the characteristic of

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Linear motion

Vibratory motion

Circular motion

All of these

The period of the earth is equal to

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one lunar day

One astronomical

One Solar day

Half wavelength corresponds to

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0 ^o

90 ^o

180 ^o

360 ^o

the shortest distance between two points is called.

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Speed

Acceleration

Distance

Displacement

The dimensional unit of impulse is.

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[MLT]

[MLT-1]

[ML-1T-1]

[M-1L-1T-1]

The potential energy to the molecules of an ideal gas is considered to be.

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Maximum

Zero

1/2 kx²

1/2 kx

The distance between two consecutive crest is called.

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Displacement

Amplitude

Wave front

Wavelength

Kg ms-1 can also be written as

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Nm

Ns

Ns-1

Js

Food rich in proteins is:

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potato

grapes

vegetables

bread

A fog droplets are in freely falling condition,. the ratio of their radii is 2:3, the ratio of their terminal velocities will be.

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2:3

4:6

4:9

9:4

Boltzman constant 'k' has same unit as.

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Temperature

Energy

Entropy

Pressure

Satellites are the objects that orbit around the

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Moon

Sun

Earth

Star

The magnifying power of a convex lens of focal lendth 10 cm is

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7

9.6

11

3.5

In S.H.M, the acceleration of the body is directly proportional to

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Weight of body

Applied force

Amplitude

Displacement

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