Question # 1

In radioactive decay, the new element which is formed due to the disintegration of original element is called

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element

daughter element

parent element

none of these

Since the absolute scale is independent of the property of the working substance, hence, can be applied at

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very high temperature

very low temperature

any one of them

none of them

Which quantity has different dimensions:

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Work

Pressure

Energy

Torque

The transitions of electrons in the hydrogen atom result in the emission of spectral lies in the:

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Ultra red region

Visible region

Ultraviolet region

Any of these

None of these

When a body is moving with uniform positive acceleration, the velocity- time graph is a straight line. Its slope is

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zero

negative

positive

non-existing

A semi-conductor in its extremely pure form is known as

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extrinsic semi-conductor

intrinsic semi-conductor

either of them

none of them

On a cold morning a metal surface will fell colder to touch than a wooden surface, because

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Metal has high specific heat

Metal has high thermal conductivity

Metal has low specific heat

Metal has low thermal conductivity

The current that flows through the coil of a motor causes:

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Its shaft to revolve

Its brushes to rotate

Motor to move

Its shafts to rotate

None of these

Angle between the ray of light and the corresponding wavefront is:

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0°

60°

90°

120°

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

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Radio telescope

Microscope

Telescope

Spectro scope

In magnet-coil experiment, emf can be produced by

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Keeping the coil stationary and moving the magnet

Physics General Science Test Medium Mode MCQs With Answers

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