Questions

When the offices of the President and Vice­President fall vacant simultaneously, who acts as President?

A  photon  of  X-ray  has  energy  of  1  keV.  A photon of visible radiation has energy of 3 eV.  In  this  context,  which  one  of  the following statements is not correct?

What is the SI unit of pressure?

"Personology" refers to _____.

In the following question, out of the four alternatives, choose the alternative which best expresses the meaning of the idiom/Phrase.

Take the bull by the horns

In the following question, out of the four alternatives, choose the alternative which best expresses the meaning of the idiom/Phrase.

A gentleman at large

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

When the kerosene burned, the fuel in the tank below would be __________ pressure, and __________a small circular flame would appear in the burner.The valve had to be opened to let more kerosene vapour to the burner and pumping resumed. With the increase in pressure, the burner flame would spread _________ a loud noise. To lower the flame,the valve had to be _________ opened to reduce the pressure and then tightened until the desired flame size was achieved. _________ you wanted the flame to be bigger, you had to hit the piston again. Pump stoves are still in vogue.

would spread _________ a loud noise.

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Inept