Introductory Electronics – Online MCQs – Physics 10th

1. The process of emission of electrons from the hot metal surface is called:

2. In a magnetic field, the energy and speed of the electron beam:

3. 44. If AND operation is followed by a NOT operation, it will be ________ operation.

4. The charge-to-mass ratio (e/m) of electrons is:

5. For OR gate, if A = 0 and B = 1 then A + B = __________

6. Thermionic emission is the emission of electrons from a hot:

7. Non-continuous quantities are called:

8. These are the basic unit of digital logic circuits.

9. The electric field can be detected:

10. Electronics comprises the:

11. The Boolean expression of a NOT gate is:

12. If the input of a NOT gate is “1” then its output is:

13. The cathode rays carry:

14. In an electric field, the beam of electrons follows a:

15. when a HIGH level is applied to a logical inverter, its output will be:

16. The Boolean expression of a NOR gate is:

17. In AND gate, if any input is ‘0’ then the output will be:

18. Application of a NOT gate at the output of OR gate then we will get:

19. In an electric field, the energy and speed of the electron beam:

20. ADC circuit converts: