Free tnpsc model questions Online Test - MeritNotes

No. of Questions :10
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1. Sinusoidal oscillator generate
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

2. _____ are used for instrument displays, calculators and digital watches.
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

3. A transistor can be operated in how many types of circuit connections?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

4. _____ is called AVO meter.
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

5. Pick out the pentavalent atom from the following.
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

6. The energy of S or P level is of the order of
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

7. Germanium crystal has how many valence electrons?
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

8. _____ is the most commonly used semiconductor.
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

9. Collector current is usually measured in
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 

10. The heavily doped region in a transistor is
 
  • (a) 
  • (b) 
  • (c) 
  • (d)