M

Mr. Dubey • 52.30K Points
Coach 

Q. Which of the following ray has least wavelength?

(A) Yellow light rays
(B) Ultraviolet rays
(C) X-rays
(D) Cosmic rays
Correct : Option (D)

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. 'Fouling factor' used in the design of a multipass shell and tube heat exchanger is a www.objectivebooks.com

Q. Mercury vapour black lights may be extinguished if the supply voltage drops below about:

Q. The power of a locomotive is 315 kW and the total weight of the train is 2000 kN. If the track resistance is 15 N per kN, the maximum speed that the l

Q. Which of the following is one of the major exhaust emissions from CI engines compared to SI engines?

Q. Crowning on pulley helps

Q. Coaxing is the procedure of increasing

Q. Fuel is injected in a four-stroke CI engine

Q. What is a prototype

Q. Which of the following has the lowest pressure in a petrol engine?

Q. In any transmission line, which two generalised constants are equal?