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General Physics MCQ Question with Answer

General Physics MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 29
A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps

the ball will travel towards the centre of the circle and fall down
it will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down
it will fall down at the same place where the string breaks
None of these

Question No : 30
The period of oscillation of a simple pendulum depends upon

the mass of its bob
the material of the bob
the amplitude of vibration
acceleration due to the gravity at the site of experiment

Question No : 31
If a body weight 12N on the surface of the earth, how much will it weigh on the surface of the moon where acceleration due to gravity is only one-sixth of that on earth's surface?

12N
2N
10N
6N

Question No : 32
In which of the following will a piece of iron weigh most?

in air
in an atmosphere of oxygen
in an atmosphere of CO2
in vacuum

Question No : 33
A man Jumping out of a moving train is thrown

forward
backward
sideways
None of the above

Question No : 34
The principle on which a Jet engine works is

conservation of mass
Newtonian law of action and reaction
conservation of angular momentum
None of the above

Question No : 35
It is easier to climb down a staircase than climb up because in climbing down

work is done against gravity
the steepness of the staircase isn't felt
gravity assists
there is no friction between the legs and steps

Wanna test your skill? Here are some exams we prepared for you. So if you need to test your skill just attempt any exam from bellow.

Exam Name No. Of Q Link
Physics set 1 30 Start
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Physics set 3 30 Start
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Physics set 6 30 Start
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Physics set 12 30 Start