tet-ctet-physics-set-37

Physics MCQs for all Competitive Exams SET-37
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-37
भौतिक विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

When light enters from air to water, then its

[A].   Frequency increases and speed decreases
[B].   Frequency is same but the wavelength is smaller in water than in air
[C].   Frequency is same but the wavelength is greater in water than in air
[D].   Frequency is decreases but the wavelength is smaller in water than in air


Question : 2

Which of the following statements is/are true?
1. The angle of the axis in relation to the planer in which the earth revolves around the sun is not constant.
2. The amount of energy given off by the sun changes with the transparency of the atmosphere.
Select the correct answer using the codes given below

[A].   Only 1
[B].   Only 2
[C].   Both 1 and 2
[D].   Neither 1 nor 2


Question : 3

Consider the following statements.
I. Atom bomb is based upon the principle of uncontrolled nuclear fusion.
II. Hydrogen bomb is based upon the principle of uncontrolled nuclear fusion.
III. Nuclear reactor is based upon the principle of uncontrolled nuclear fusion.
Which of the statements given above is/are correct?

[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

Consider the following statements
I.Transverse waves occur when a disturbance creates oscillations perpendicular to the propagation.
II.Longitudinal waves occur when the oscillations are parallel to the direction of propagation.
Which of the following statements given above is/are correct?

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


Question : 5

Which of the following has the least penetrating power?

[A].   a- particles 
[B].   p- particles
[C].   y- particles
[D].   None of these


Question : 6

Q-131 Two boats are moving in same direction in a river. What is the best condition so that the move parallel in the same direction?

[A].   They should move parallel
[B].   They should slightly bend to each other
[C].   They should move away from each other 
[D].   It is not possible


Question : 7

The impurity atom with which pure silicon should be doped to make a p-type semiconductor are those of

[A].   Phosphorus
[B].   Boron
[C].   Antimony
[D].   Arsenic


Question : 8

Which one of the following reactions is the main cause of the energy radiation from the sun?

[A].   Fusion reaction
[B].   Fission reaction
[C].   Chemical reaction
[D].   Diffusion reaction


Question : 9

In terms of magnetic properties, oxygen belongs to

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


Question : 10

A liquid is kept in a regular cylindrical vessel up to a certain height. If this vessel is replaced by another cylindrical vessel having half the area of cross-section of the bottom, the pressure on the bottom will

[A].   remain unaffected
[B].   be reduced to half the earlier pressure
[C].   be increase to twice the earlier pressure
[D].   be reduced to one-fourth the earlier pressure





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