Physics GK Questions with Answers
What is measured by cusec?
(A) flow of water
(B) depth of water
(C) Quantity of water
(D) Purity of water
Correct Answer : A
What is the force due to which the body is pulled towards the center of the earth?
(A) mass
(B) impulsive force
(C) Gravity
(D) momentum
Correct Answer : C
Explanation :
Everything is pulled towards center of the Earth because of the force of gravity. Gravity is an invisible pull which attracts the objects towards the center of a planet.
Archimedes' law is related to which of the following?
(A) Law of Gravity
(B) Law of right angled triangle
(C) Law of Flotation
(D) none of these
Correct Answer : C
Which of the following liquid has the lowest density?
(A) Mercury
(B) Petrol
(C) clean water
(D) salty water
Correct Answer : B
Bernoulli's theorem is based on?
(A) on energy conservation
(B) on conservation of momentum
(C) on conservation of charge
(D) none of these
Correct Answer : A
Explanation :
Bernoulli's principle is based on the law of conservation of energy. We equate total energy (pressure energy, potential energy and kinetic energy) of a flowing liquid at different points flowing under constant pressure difference.
What is the normal temperature of the human body?
(A) 65 degrees
(B) 95 degree
(C) 98.6°F
(D) 99 degrees
Correct Answer : C
Explanation :
Normal body temperature is considered to be 37°C (98.6°F); however, a wide variation is seen. Among normal individuals, mean daily temperature can differ by 0.5°C (0.9°F), and daily variations can be as much as 0.25 to 0.5°C.
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Rajesh Bhatia
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