Introductory Electronics – Online MCQs – Physics 10th

1. ADC circuit converts:

2. Boolean expression of the OR operation is:

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

4. When anyone of inputs is at 1, the value of the output of OR gate will be:

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

6. CRO means

7. The cathode rays carry:

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

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

10. For OR gate, A + B + C = 0 if:

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

12. The cathode ray carry:

13. The Boolean expression of a NOT gate is:

14. The fluorescent screen of the cathode ray oscilloscope is coated with a fluorescent salt such as:

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

16. To study the properties of an electron beam, we use:

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

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

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

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