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

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

2. Zero error of the instrument is:

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

4. 0.000 000 000 000 000 000 000 000 000 000 911 kg

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

6. A worldwide system of measurements in which the units of base quantities were introduced is called:

7. The S.I unit for density is:

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

9. 0 .00000034 has:

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

11. Mole’ is a unit of:

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

13. In the number 0.00509 how many significant

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

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

16. An object of mass 100g is immersed in water as shown in the following figure, what is the density of the material from which object is made?:

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

18. 10 mm =

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

20. The study of state of mater and its properties is known as: