Physics GK Questions
Physics GK
Q.13 Metals are good conductors of electricity because
(A) they contain free electrons
(B) the atoms are lightly packed
(C) they have high melting point
(D) All of the above
Ans . A
Q.14 Let a thin capillary tube be replaced with another tube of insufficient length then, we find water
(A) will overflow
(B) will not rise
(C) depressed
(D) change its meniscus
Ans . B
Q.15 Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension?
(A) Pressure and Young's modules
(B) Planck's constant and Angular momentum
(C) Impulse and moment of force
(D) Force and rate of change of linear momentum
Ans . C
Q.16 If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same
(A) velocity
(B) momentum
(C) acceleration
(D) kinetic energy
Ans . B
Q.17 Pick out the scalar quantity
(A) force
(B) pressure
(C) velocity
(D) acceleration
Ans . B
Q.18 Rectifiers are used to convert
(A) Direct current to Alternating current
(B) Alternating current to Direct current
(C) high voltage to low voltage
(D) low voltage to high voltage
Ans . B
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Rajesh Bhatia
A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at linkedin.com/in/rajesh-bhatia-7395a015b/.
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