(A) Kg/m
(B) Kg/m2
(C) Kgm2
(D) Kgm
Answer: (C) Kgm2
Category: Physics MCQs
If momentum is increased by 20% then K.E increases by:
(A) 44%
(B) 55%
(C) 66%
(D) 77%
Answer: (A) 44%
Distance covered by free falling body in 2 second is:
(A) 4.9 m
(B) 19.6 m
(C) 39.2 m
(D) 44.1 m
Answer: (B) 19.6 m
The SI unit of solid angle is:
(A) degree
(B) radian
(C) steradian
(D) revolution
Answer: (C) steradian
Greenhouse effect is due to presence of __________ in earth’s atmosphere.
(A) O2 and N2
(B) CO and N2
(C) CO2 and water vapours
(D) O2 and water vapours
Answer: (C) CO2 and water vapours