Practice Physics banking set 2 - general science mcq Online Quiz (set-1) For All Competitive Exams
Q-1) What should be refractive index of a transparent medium to be invisible in vacuum?
(a)
(b)
(c)
(d)
Explanation:
To be invisible in vacuum, µ of medium must be equal to µ of vacuum, which is 1.
Q-2) Which one of the following colours is seen in the middle of a Rainbow?
(a)
(b)
(c)
(d)
Q-3) Two identical piano wires have same fundamental frequency when kept under the same tension. What will happen if tension of one of the wire is slightly increased and both the wires are made to vibrate simultaneously?
(a)
(b)
(c)
(d)
Q-4) Velocity of light is maximum in
(a)
(b)
(c)
(d)
Q-5) Which one of the following is not electromagnetic in nature?
(a)
(b)
(c)
(d)
Q-6) Consider the following statements.
- Steam at 100ºC and boiling water at 100ºC contain the same amount of heat.
- The latent heat of the fusion of ice is equal to the latent heat of the vaporization of water.
- In an air conditioner, heat is extracted from the room air at the evaporator coils and is ejected out at the condenser coils.
Which of these statements is/are correct?
(a)
(b)
(c)
(d)
Explanation:
Q-7) The temperature of the sun is measured with
(a)
(b)
(c)
(d)
Q-8) Voice of your friend can be recognized by its
(a)
(b)
(c)
(d)
Q-9) To hear a clear echo, the minimum distance between the reflecting surface and the observer should be
(a)
(b)
(c)
(d)
Q-10) The colour of light is determined by its
(a)
(b)
(c)
(d)