tet-ctet-physics-set-31

Physics MCQs for all Competitive Exams SET-31
Physics Multiple Choice question for All Competitive Exams

Physics | General Science Multiple Choice Questions(MCQ)
भौतिक विज्ञान बहुविकल्पीय प्रश्न

Welcome to our exclusive collections of Physics | General science multiple choice questions (MCQs) with answers. Physic| General science is the very important section for competitive exams.
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Physics MCQs for all Competitive Exams SET-31
भौतिक विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

Which one of the following is not an amorphous substance?

[A].   Glass
[B].   Polymer
[C].   Rubber
[D].   Copper


Question : 2

A person is standing on a rotating stool spreading his arms. What will happen if he suddenly contracts his arm?

[A].   His angular momentum increases
[B].   His moment of inertia increases
[C].   His moment of inertia decreases
[D].   His angular momentum decreases


Question : 3

Two balloons are blown into spherical shape of unequal size and are connected through a narrow tube. Then what will observe?

[A].   The smaller balloon becomes bigger
[B].   The bigger balloon becomes smaller
[C].   The smaller becomes smaller and the bigger becomes bigger
[D].   There is no change in their size


Question : 4

In terms of magnetic properties, oxygen belongs to

[A].   magnetic materials
[B].   ferromagnetic materials
[C].   paramagnetic materials
[D].   diamagnetic materials


Question : 5

Which one of the following can convert the alternating current into direct current?

[A].   Transformer
[B].   Motor
[C].   Dynamo
[D].   Rectifier


Question : 6

A person standing at the middle point of a wooden ladder which starts slipping between a vertical wall and the floor of a room, While continuing to remain in a vertical plane. The path traced by a person standing at the middle point of the slipping ladder is

[A].   a straight line
[B].   a elliptical line
[C].   a circular path
[D].   a parabolic path


Question : 7

The blue colour of sky is due to the phenomenon of

[A].   Reflection
[B].   Refraction
[C].   Dispersion
[D].   Scattering


Question : 8

Which one of the following forces lead to separation of the cream from the churned milk?

[A].   Gravitational force
[B].   Cohesive force
[C].   Centripetal force
[D].   Centrifugal force


Question : 9

When a ball drops onto the floor it bounces. Why does it bounce?

[A].   The floor is perfectly fluid
[B].   The floor heats up on impact
[C].   Newton’s third law implies that for every action (drop), there is a reaction (bounce)
[D].   The floor exerts a force on the ball during the impact


Question : 10

Consider the following metals
I. Uranium
II. Plutonium
Which of the following metals given above is/are used in making nuclear weapons?

[A].   Only I
[B].   Only II
[C].   Both I and II
[D].   Neither I nor II





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