Free gk questions Online Test - MeritNotes

No. of Questions :10
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1. In CRO the inner surface of the glass tube are coated with
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

2. Which one of the following is correct when a body moving a circular path with constant speed?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

3. Who proposed electromagnetic theory?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

4. Which of the following are most penetrating?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

5. The difference of potentials between the two terminals of a cell in an open circuit is called
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

6. Clear nights are cooler than cloudy nights because of
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

7. Who assumed that light waves are longitudinal?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

8. _____ resistor consists of a ceramic core on which a thin layer of crystalline carbon is deposited.
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

9. Transformer are used in between the electric power stations an homes or factories in order to
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

10. The diode is a device which forces the current
 
  • (a) 
  • (b) 
  • (c) 
  • (d)