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Physics MCQ Questions with answers

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Learn Physics MCQs [Page 1 of Department 18]

R

Ram Sharma • 188.81K Points
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2) What is a compound microscope

(A) A microscope whose lenses are convex
(B) A microscope that has two sets of lenses: an occular lens & an eyepiece
(C) A microscope whose lenses are concave
(D) A microscope that has one lens
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

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R

Ram Sharma • 188.81K Points
Coach

4)   A capillary tube is kept vertical in a beaker containing liquid. The height to which the liquid rises by capillary action is increased if

(A) The surface tension of the liquid is small
(B) The radius of the capillary is small
(C) The density of the liquid is large
(D) The radius of the capillary is large
Correct Answer - Option (B)

No Explanation found. Add Explanation and get +2 points.

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R

Ram Sharma • 188.81K Points
Coach

5) The magnifying power of an astronomical telescope can be decreased by

(A) decreasing the focal length of the eyepiece
(B) increasing the focal length of the goal
(C) increasing the focal length of the eyepiece
(D) None of these
Correct Answer - Option (C)

No Explanation found. Add Explanation and get +2 points.

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R

Ram Sharma • 188.81K Points
Coach

7)   A small drop of oil spreads over water because

(A) water has a higher surface tension
(B) oil has a higher surface tension
(C) oil has a higher viscosity
(D) water has a higher viscosity
Correct Answer - Option (A)

No Explanation found. Add Explanation and get +2 points.

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R

Ram Sharma • 188.81K Points
Coach

8) Which of the following electromagnetic radiation is used for satellite communication

(A) Ultraviolet
(B) Infrared
(C) Millimeter wave
(D) Microwave
Correct Answer - Option (D)

No Explanation found. Add Explanation and get +2 points.

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