Question # 1

At which of the following temperature a body has maximum internal energy.

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-273 ^oC

0 K

273 K

-273 K

Which remains constant in an adiabatic process.

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Volume

Pressure

entropy

temperature

When body acquires terminal velocity them its acceleration 'a' becomes.

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a = 0

a = g

a > 0

a < 0

The unit of co efficient of viscosity in S.I system

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Kg -1 ms-1

Kg m-1 s-1

kg -1 m-1

Kg ms-1

INTELSAT VI satellite operates at microwave frequencies of.

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2,4,6,10 GHz

4,6,11 and 14 MHz

4,6,11 and 14 GHz

2,4,6 AND 14 GHz

The dimensional unit of impulse is.

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[MLT]

[MLT-1]

[ML-1T-1]

[M-1L-1T-1]

the distance covered during one vibration of an oscillating body in terms of amplitude 'A' is

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A/2

A

2A

4A

Blood pressure is measured by

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Hydrometer

Barometer

Sphygmomanometer

Galvanometer

1 KWh =

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3.6 x 10³K

3.6 x 10⁶K

3.6 x 10⁹J

3.6 x 10¹²J

The kinetic energy of molecules of an ideal gas at absolute zero is

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Very low

Very high

Zero

First increases then decreases

Dark fringes are also called as

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Minima

Maxima

Wave front

Ray of light

Newton's rings are formed due to phenomenon of.

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Interference

Dispersion

Diffraction

Polarization

Light waves are

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Longtail waves

Transvers waves

Stationary waves

Mechanical wave

In the absence of external force, the change in momentum is.

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Zero

Constant

Decreasing

Increasing

The rate of change of angular velocity is called

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Angular velocity

Angular acceleration

Angular displacement

Angular speed

The resultant of two forces 30 N and 40 N acting parallel to each other is.

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30 N

40 N

70 N

10 N

The location of near point changes with

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Age

Size of the eye

Sharpness of the eye

None of these

100 radians are equal to.

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57.3^o

75.3^o

573^o

5730^o

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