Mix — Physics MCQs (FSc / Matric)
Free chapter-wise Physics MCQs with answers for MDCAT, FSc and entry tests.
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#41 Two blocks of 1kg and 3kg are placed in contact and acted upon by a force 80N. The acceleration in 1kg mass will be.
A) 10 m/s^2
B) 20 m/s^2
C) 80 m/s^2
D) None
#42 If 20N force is applied on 1 kg body at 60 degrees and friction of 6N is exerted in opposite direction. Then acceleration in the body is ____.
A) 4 m/s^2
B) 10 m/s^2
C) 5 m/s^2
D) 14 m/s^2
#43 If the initial velocity of a body is 20m/s and its acceleration is 3 m/s^2. Then distance covered by the body in 3rd second is ______.
A) 20m
B) 13.5m
C) 27.5m
D) None
#44 A ball with original momentum of 6.0 kg m/s hits a wall and bounces straight back without losing any kinetic energy. Then change in the momentum of the ball is ______.
A) 6.0 N.s
B) 12 N.s
C) 0 N.s
D) -12 N.s
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