Introductory Electronics – Online MCQs – Physics 10th

1. The Boolean expression of a NOT gate is:

2. For a NOR gate, the output will be 0 if:

3. Presentation of inputs and outputs in binary form as a table is called:

4. The Boolean expression of an AND gate is:

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

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

7. The continuous flow of electrons is made possible by a device called:

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

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

10. If the direction of magnetic field is reversed, the direction of force is:

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

12. This logical, gate is used in a simple automobile seat belt alarm system.

13. Electronic devices are:

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

15. Metals are good conductors of electricity because they have free.

16. Digital electronics uses the digits:

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

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

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

20. For AND gate, if A = 1 and B = 0 then A.B = __________