Question # 1

The entropy of the universe with passage of time is.

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Increases

Decreases

Remain constant

Increases and decreases

Pressure of fluid will be low where speed of fluid is.

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Low

Zero

High

Constant

The focal length of convex lens

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Negative

Positive

small

Large

Rate of change of displacement is called

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Speed

Velocity

Kinetic energy

None of these

10 N and 20 N are acting on a body of mass 2 kg the minimum acceleration will be.

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10 ms-2

20 ms-2

60 ms-2

5 ms-2

Which material has maximum viscosity

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Glycerin

Plasma

Methanol

Water

A spring has a spring constant k. If it is cut in two equal parts, the spring constant of each part will be

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K

2 K

K/2

4K

How many orbiting satellites from the Global positing system.

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3

12

24

22

The final image seen through ey piece in telescope is.

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Real, enlarge and inverted

Vertual, enlarge and erect

Virtual, enlarge and inverted

In Real, enlarge and erect

Fringe spacing in Young's double slit experiment increases due to increase in.

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Slit separation

Wave length

Order of Fringe

Frequency of source

The relation between linear and angular velocity is

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A set of frequencies which are multiples of the fundamental frequency are called.

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Doppler effect

Nodal frequencies

Beat frequencies

Hamonics

For a rocket , the change in momentum per second of the ejecting gases is equal.

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Acceleration of the rocket

Momentum of rocket

Velocity of rocket

Thrust acting on rocket

Opted unit to measure blood pressure is.

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N/m2

Pascal

mm of Hg

N.m2

The horizontal range of a projectile of 30^owith horizontal is same at an angle.

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40^o

45^o

90^o

60^o

Velocity of sound is independent of

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Temperature

Density

Pressure

Medium

A ray of light is a line

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Parallel to wave front

Normal to wave front

Anti-parallel to wave

Any one of these

A body covers a distance of 10 m in 1 sec with a constant velocity of 10 ms-1 , Acceleration produced by the body is.

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0 ms-1

2 ms-2

5 ms-2

10 ms-2

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