Free gk questions Online Test - MeritNotes

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1. In radar system, the transmitting antenna is of

2. With increase of temperature, resistance of conductors

3. Amalgams are

4. When a PNP transistor is forward biased the conventional current flows from

5. The arrow on the PN junction diode points the direction of

6. The inert gas which is substituted for nitrogen in the air, used by deep sea drivers for breathing, is

7. Actinides are the elements with atomic numbers from

8. Human body needs a constant supply of proteins to survive. The first part of the digestive system to begin digesting proteins is

9. In N type and P type semiconductor materials the four valence electrons of germanium are shared with valency electrons of impurity added to form

10. An electronic circuit which converts energy from a d.c. source into a periodically varying output is called

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