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

1. The unit of luminous intensity is:

2. 0.000 000 000 000 000 000 000 000 000 000 911 kg

3. Use of every instrument is restricted by smallest measurement that it can perform which is called:

4. 1 m³ =

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

6. Physics is the branch of science which observes the nature represents it mathematically and conclude with the:

7. 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?

8. Volume of a cylinder =

9. 1000m =

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

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

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

13. The S.I unit for density is:

14. Physicists are categorized into:

15. Volume of rectangular block =

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

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

18. 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?:

19. 200 has:

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