Question # 1

How many orbiting satellites from the Global positing system.

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3

12

24

22

Direction of a vector in space requires

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Two axis

Three axis

Four axis

Both a and b

Distance covered by a freely falling body is 2 seconds will be

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9.8 m

19.6 m

44.4 m

49 m

Physical quantiaties are divided into

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Two Categories

Six categories

Three categories

None of these

According to Huygen's principle the points on primary wave front can be considered as

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Secondary wavelets

Ray of light

Source of light

None of these

The unsteady flow of a fluid is called

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Stream line

Turbulent flow

Average flow

Viscous flow

A layer over the central core of the jacke is called.

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Jacket

Plastic

Cladding

Rubber

the louder the sound, the greater will be its.

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Speed

Frequency

Amplitude

Wave length

In an object is placed in between focus point and Opticla center of a convex lens, the image formed by lens is.

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Real inverted

Virtual diminshed

Virtual inverted

Virtual erected

Image formed by a concave lens is

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Real

Virtual

Erect

None of these

The internal energy of a piece of lead when beaten by hammer will.

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Increase

Decrease

Remains constant

Increases and then decrease

Angular acceleration is produced by

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Power

Torque

Pressure

Force

Speed of sound in copper is

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38000 ms-1

3600 ms-1

3500 ms-1

3400 ms-1

Work has dimension lime

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Torque

Momentum

Velocity

Power

Which is an example of irreversible process.

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Explosion

Evaporation

Slow compression

A chemical explosion

The fringe spacing increases if we use.

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Yellow light

Green lgiht

Blue light

Red light

A diatomic gas molecules has

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Translational energy only

Rotational energy only

Vibrational energy only

All translational, Rotational and vibrational energy

If 332 waves pass through a medium in 1 second with speed of 332 ms-1 then wavelength will be

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7 m

332 m

664 m

1 m

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