Question # 1

The SI units of solid angle is

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Streadian

Radian

Degree

None of these

An athlete runs with a speed of 12 ms-1. Determine the longest jump he can undertake.

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12 m

14.4 m

24 m

16.2 m

In case of planets centripetal force is provided by

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Coulomb's force

Electrostatic force

Gravitational force

Magnetic force

The number of significant figure in 8.80 x 10⁶ kg is

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1

3

6

5

In rotational motion the torque is equal to rate of change of

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Angular velocity

Linear momentum

Angular momentum

Angular acceleration

Frequency 'f' and time period 'T' are related as

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The wavelength of fundamental note in one end closed pipe in term of length 'l' of pipe is.

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4 l

2l

l

1/4 l

Which is nooptically active

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Sugar

Tartaric acid

Water

Sodium chloride

The dimension of pgh has same as that of

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Work

Energy

Pressure

Mass

The resultant of two forces 3 N and 4 N acting at right angle to each other is

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7 N

5 N

4 N

1 N

When a fore of 100 N is acting on an object along x-axis then its vertical component will be.

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50 N

0 N

25 N

10 N

Pressure 'P' of a gas is defined as

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F/A

FA

F/V

F/D

__ will travel faster than other through an optical fibre.

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Ultraviolet light

Visible light

Infrared light

White light

In simple harmonic motion the velocity of a particle is maximum at.

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Extreme position

Mean position

In between extreme and mean position

None of them

The distance between two consecutive trough is called.

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Displacement

Amplitude

Wave length

Wave front

The moment of inertia is analogue to

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Mass

Weight

Torque

Force

Usually the x-axis is taken as

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Vertical axis

Horizontal axis

+ve axis

-ve axis

The orbital angular momentum is associated with the motion of a body along

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Straight path

Circular path

Curved path

Along any path

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