M

Mr. Dubey • 52.30K Points
Coach Physics 

Q. Radiocarbon is produced in the atmosphere as a result of

  • (A) Collision between fast neutrons and nitrogen nuclei present in the atmosphere.
  • (B) Action of ultraviolet light from the sun on atmospheric oxygen.
  • (C) Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere.
  • (D) Lightning discharge in atmosphere.
Correct Answer - Option(A)
Explanation by: Mr. Dubey 
Radiocarbon is produced in the atmosphere as result of collision between fast neutrons and nitrogen nuclei present in the atmosphere.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Related MCQs on Physics

Q. The brush contact losses in a d.c. machine is ?

Q. Working of safety fuses depends upon 1. magnetic effect of the current 2. chemical effect of the c...

Q. Two electric bulbs marked 25W – 220V and 100W – 220V are connected in series to a 440Vsu...

Q. The loudness of sound depends upon

Q. Red light is used in traffic signals because

Q. A single phase full converter can operate in

Q. A radioactive substance has a half-life of 4 months. Three fourth of the substance would decay in

Q. Thermonuclear Experimental Reactor (ITER) project is located at?

Q. Liquids transmit pressure equally in all directions. This is known as

Q. A star appears twinkling in the sky because of

Learn All Physics MCQs

Download our easy to use, user friendly Android App from Play Store. And learn MCQs with one click.

Image