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

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

2. 1000m =

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

4. The study of celestial objects with the help of laws of physics is known as:

5. Mole’ is a unit of:

6. 1000mg = :

7. 0 .00000034 has:

8. Zero error of the instrument is:

9. This branch of physics deals with heat and temperature and their relation to energy and work.

10. Ten identical steel balls each of mass 27g, are immersed in a measuring cylinder having 20cm³ of water. The reading of water level rises to 50cm³. What is the density of the steel?

11. 0.000 000 000 000 000 000 000 000 000 000 911 kg

12. The minimum distance between two points lying on same plane is called:

13. The density of Aluminum is 2.70 gm/cm³ which is equal to:

14. Zero mark on Vernier scale is slightly to the right than the zero error is called:

15. The unit of luminous intensity is:

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

17. The term density of a substance is defined as:

18. Physicists are categorized into:

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

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