Free gk questions Online Test - MeritNotes

No. of Questions :10
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1. Which of the particles has similar mass to that of the electron?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

2. Voltage applied between the electrodes of discharge tube is of the nature
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

3. In Xenon flash tube, each lasts several
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

4. The mass energy relation is the outcome of
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

5. The cause of fractional atomic weights of elements is the presence of
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

6. Which atom model accounts for the stability of the atom and the emission of sharp spectral lines?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

7. Gases can be made to conduct electricity
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

8. The ratio of specific charges of an alpha particle to that of a proton is
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

9. Canal rays
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

10. When the orbit of the electron is elliptical, effective mass of the electron will be
 
  • (a) 
  • (b) 
  • (c) 
  • (d)