GENERAL KNOWLEDGE | QUIZ | PHYSICS | 1 | QUESTIONS BASED ON PHYSICS | WHICH ONE OF THE FOLLOWING COMMON DEVICES WORKS ON THE BASIS OF THE PRINCIPLE OF MUTUAL INDUCTION? | MESONS ARE FOUND IN | THE WAVELENGTH OF X-RAYS IS OF THE ORDER OF

DIRECTIONS : Questions based on Physics.

1.     Which one of the following common devices works on the basis of the principle of mutual induction?
      A.  Tubelight
      B.  Transformer
      C.  Photodiode
      D.  Led
 Ans: B.

2.     Dc current can be controlled by which one of the following components?
      A. Impedance
      B. Resistance
      C. Capacitance
      D. Inductance
 Ans: B.

3.     Mesons are found in
      A.  Alpha -rays
      B.  Laser beam
      C.  X - rays
      D.  Cosmic rays
 Ans: D.

4.     A moderator is used in nuclear reactors in order to
      A.  increase the no.of.neutrons
      B.  decrease the no.of.neutrons
      C.  slow down the speed of neutrons
      D.  Anthony S. D'Mello
 Ans: C.

5.     The wavelength of X-rays is of the order of
      A.  1 cm
      B.  1 m
      C.  10 micron
      D.  1 Angstrom
Ans: D.