Free tnpsc model questions Online Test - MeritNotes

No. of Questions :10

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1. Band spectrum are obtained from

2. Electromagnetic induction was discovered by _____

3. When a NPN transistor is forward biased the conventional current flows from

4. Atomic number and mass number of sodium are 11 and 23 respectively. Number of neutrons in sodium is

5. In the reverse biased condition of the PN junction diode the flow of reverse current is of the order of

6. Which of the following power plants has the least cost?

7. The vibrations in stretched string do not depend on

8. When the light emitted from a source is made to pass through an absorbing material, the spectrum obtained is called ______ spectrum.

9. Magnet was discovered in the place of _____

10. The spectrum consisting of a number of bright bands with a sharp edge at one end but fading out at the other end is called

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