(A) 4.9m
(B) 1m
(C) 10m
(D) 9.8m
Answer: (A) 4.9m
Category: Physics MCQs
If a body starts from rest then which of the following is correct?
(A) vf = vi
(B) vi = -at
(C) vf = at
(D) vf – vi = t
Answer: (C) vf = at
A refrigerator works mainly on the principle of:
(A) Thermodynamics
(B) Electricity
(C) Mechanics
(D) Solid state physics
Answer: (A) Thermodynamics
Which of the following is used for cooking utensils?
(A) Gold
(B) Iron
(C) Plastics
(D) Silver
Answer: (D) Silver
The camera tube coverts the visual signals into _________ signals.
(A) Electrical
(B) Sound
(C) Heat
(D) Radio
Answer: (A) Electrical