tet-ctet-physics-set-36

Physics MCQs for all Competitive Exams SET-36
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-36
भौतिक विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

Which one of the following planets is said to be “twin sister” of the Earth?

[A].   [A] Mercury
[B].   [B] Venus
[C].   [C] Mars
[D].   [D] Jupiter


Question : 2

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 : 3

Cryogenic engines find application in

[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

Which of the following statements given below is correct in the respect of a geostationary satellite?

[A].   It moves in a plane containing the Greenwich meridian
[B].   It moves in a plane perpendicular to the celestial equatorial plane
[C].   Its height above the earth’s surface is about the same as the radius of the earth
[D].   Its height above the earth’s surface is about the six times the radius of the earth


Question : 5

Which one of the following mechanisms uses the Pascal’s law?

[A].   The flight take-off
[B].   The floating of ship
[C].   The hydraulic brakes 
[D].   The landing of flight


Question : 6

Which one among the following satellites is used to reflect the radio-signals back to the Earth?

[A].   Natural satellite
[B].   Active satellite
[C].   Passive satellite
[D].   None of these


Question : 7

Stars are twinkling due to

[A].   diffraction
[B].   refraction 
[C].   scattering
[D].   reflection


Question : 8

A micro wave oven uses wave with a

[A].   large wavelength in the invisible range
[B].   small wavelength in the visible range
[C].   large wavelength in the visible range
[D].   small wavelength in the invisible range


Question : 9

Nearly 30% of the solar radiations return back to the space without contributing anything to the earth’ s surface temperature. This amount of radiation is known as

[A].   black body
[B].   tropopause
[C].   earth’s albedo
[D].   mesopause


Question : 10

Consider the following statements with reference to X-rays
I. They produce heat when absorbed by matter.
II. They are generated when fast moving electron strike a metal target.
III. They can penetrate through a thin sheet of aluminium.
Which of the following statements given above are correct?

[A].   I, II and III 
[B].   I and II
[C].   I and III
[D].   II and III





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