Question # 1

A simple pendulum consists of a

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small light bob

small heavy bob

big light bob

big heavy bob

The basic circuit element in a d.c. circuit is a/an

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Inductor

Resistor

Capacitor

Battery

Some charge is being given to a conductor. Then its potential

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Is maximum at surface

Is maximum at centre

Is remain same throughout the conductor

Is maximum somewhere between surface and centre

The A.M. transmission frequency range from

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500-1000 KHz

540-1600 KHz

300-490 KHz

900-2040 KHz

The phenomenon of generation of induced emf is called:

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Electrostatic induced

Magnetic induced

Electromagnetic induced

Electric induced

Both A and C

The inkjet printer ejects a thin stream of:

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Water

Oil

Ink

Any of above

None of these

The general theory of relativity treats problems involving

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inertial frame of references

accelerating frame of references

both of these

none of these

Absolute zero is considered as that temperature at which:

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All liquid become gases

All gases become liquid

Water freezes

None of these

Addition of 2.189 kg, 11.8 kg and 5.32 kg gives the rounded off answer as:

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19.398

19.400

19.4

19.3

The velocity given to a body to go out of the influence of earth's gravity is known as:

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Terminal velocity

Orbital velocity

Escape velocity

None of these

Example of progressive wave is

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transverse waves

longitudinal waves

both of them

none of them

Motion of rocket is based upon

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Newtons third law of motion

Law of conservation of momentum

Newtons law of gravitation

Both (a) and (b)

An object is placed at a distance of 200 cm from a convex lens of focal length 10 cm the linear magnification is

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1/3

2/3

3/4

None

The light source used in multimode step index fibre is

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A monochromatic source

Red light

White light

None of these

Acceptor impurities donate

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Holes

Electrons

Both Electrons and Holes

None of them

Find the range of the projectile, having speed 30 ms^-1in a direction 30° above the horizon

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50 m

80 m

90 m

100 m

Interference and diffraction confirm:

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Particle nature

Wave nature

Dual nature

None of these

When a shell explodes in mid-air, its fragments fly off in

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One direction

Opposite direction

Different direction

None of these

In an optical fibre the speed of light is

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Directly proportional to its refractive

Inversely proportional to its refractive inedex

Independent of refractive index

Directly proportional to square of refractive index

According to Young s experiment if frequency of light used is halved then fringe width becomes

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2/3

Double

Remains constant

Fringe

The dimensions of torque are

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ML²T^-2

MLT²

MLT^-1

ML²T²

The torque acting on a body is the rotational analogue of

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Mass of the body

Linear kinetic energy of the body

Linear velocity of the body

Force in linear motion

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