Physical Quantities and Measurement – Online MCQs Test – Physics 9th

1. 10 mm =

2. (density of a substance / density of a water) is called:

3. Volume, velocity, force, density, and acceleration are examples of:

4. It studies the elementary constituents of matter and radiation, and the interaction between them.

5. 1000mg = :

6. 1000m =

7. The smallest reading a meter rule can measure up to:

8. The branch of physics that mainly concerned with the laws of motion and gravitation is called:

9. Physical quantities which are explained on the basis of fundamental physical are called:

10. From the reading, the positive zero error is:

11. Physical quantities which cannot be explained by other physical quantities are called:

12. The S.I unit for density is:

13. Physicists are categorized into:

14. All accurately known digits and first doubtful digit in an expression are known as:

15. It is the study of properties of charges in rest and motion.

16. The following figure shows part of a Vernier scale, what is the reading on the Vernier scale?:

17. Mole’ is a unit of:

18. The unit of luminous intensity is:

19. What is the reading of this micrometer in the following figure?

20. Volume of rectangular block =