Question # 1

A galvanometer in which the coil comes to rest quickly after the current passed through it, or the current stopped form flowing through it, is called

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dead beat galvanometer

stable galvanometer

shunt galvanometer

sensitive galvanomter

A body is thrown from a height h with speed u, it hits the ground with speed V

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The value of V is maximum if the body is thrown vertically downward

The value of V is maximum if the body is thrown vertically upwards

The value of V is minimum if the body is thrown horizontally

The value of V does not depend on the direction of which it is thrown

In wilson cloud chamber, the air becomes saturated with:

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Alcohol vapours

Water

Helium gas

Nitrogen gas

None of these

The body passing a viscous medium affected by:

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One force only

Two forces only

Four forces

None of these

The special theory of relativity treats problems invoving

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inertial frame of references

accelerating frame of references

both of these

none of these

The intensity at a point due to a charge is inversely proportional to

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Amount of charge

Size of the charge

Distance between charge and the point

Square of the distance from the charge

None of these

At the starting point of the free fall motion of an object, its acceleration will be

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maximum

minimum

zero

none of them

Split rings act as

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Vibrator

Resistor

Motor

Commulator

The speed of sound in a medium depends on

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The elastic property but not on the inertia property

The inertia property but not on the elastic property

The elastic property as well as the inertia property

Neither the elastic property nor the inertia property

The information from far side of the universe are gathered by:

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Radio telescope

Microscope

Telescope

Spectro scope

A proton is about 1840 times heavier than an electron. When it is accelerated by a potential difference of 1 KV, its kinetic energy will be

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1840 KeV

1/1840 KeV

1 KeV

920 KeV

Angle between ray of light and the corresponding wavefront is:

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0°

60°

90°

120°

The ratio of linear stress/linear strain is called

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Yong's modulus

Bulk modulus

shear modulus

modulus

Unit of universal gas constant is SI is:

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W K^-1 mol^-1

J/Nk^-1 mol^-1

Jk^-1 mol^-1

erg K^-1 mol^-1

Acceleration is a physical quantity which is

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Scalar quantity

Vector quantity

Constant quantity

None of these

Experimental demonstration of wave nature of light was given in 1801 by

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New ton

Maxwell

Thomas young

Huygen

The product of force times the perpendicular distance between some point and the line of action of the force is

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The moment of inertia action on it

The moment of force about the chosen point

The angular momentum of the body

None of these

The orbital angular momentum is associated with the motion of a body

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Rotating body

Revolving body

Along a circular path

None of these

Types of physical quantities are

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one

Two

Three

None of these

Two substances having the same crystal structure are called:

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Isomorphism

Subtance

Allotropic subtances

Polymorphous substances

As the Δt approaches to zero, the limit of ratio Δω/Δt becomes

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Average acceleration

Variable angular acceleration

Instantaneous angular acceleration instantaneous

None of these

Solid angle is

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Two dimensional angle

Three dimensional angle

One dimensional angle

Multi-dimensional angle

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