Question # 1

This is used for

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Co-efficient of friction

Co-efficient of expansion

Co-efficient of viscosity

Co-efficient of contraction

The number 64.350 is rounded off as

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64.4

64.46

63.35

64.36

When the amplitude of a wave is increase to doubled is energy.

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Remain the same

Increases 4 times

Increases by two times

Decreases by half

Time period of geostationary satellite of radius 'R' is

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1 hour

48 min

1 day

1 month

the work done in isochoric process is.

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Constant

Variable

Zero

Depend upon condition

Which one of the following is into directed along the axis of rotation

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Angular acceleration

Angular momentum

Centripetal acceleration

Angular displacement

Wavelength of a wave for closed pipe having length 'l' in the fundamental mode is.

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2 l

1/2

4 l

l

A 2 meter of high tank is full of water. If a hole appears at its middle, then the speed of efflux is.

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4.4 ms-1

10 ms-1

6.2 ms-1

20 ms-1

Torricelli's theorem is given by

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The curve representing an adiabatic process is called.

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An adiabatic

An isotherm

Both of these

None of these

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

The magnitude of A will be

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Zero

A²

1

A

The optical fiber is covered for protection by a

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Glass Jacket

Plastic Jacket

Copper Jacket

Aluminum Jacket

A double convex lens acts as diverging lens when the object is

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At infinity

Inside the focus

A way from focus

A a large distance from lens

The ideal gas law is.

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PV =NVk

P = NkT

PV =nRT

P=nRT

Which is not the essential component of a spectrometer.

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Collimator

Telescope

Turntable

Microscope

Stationary waves are generated on a string of high l, if tension is increased , frequency of vibration will

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Decrease

Unchanged

Half

Increases

Pascal is famous for his work

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Hydrodynamics

Hydrostatics

Laws of gases

Behaviour of elastics bodies

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