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

1. Mole’ is a unit of:

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

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

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

5. If zero line of Vernier scale coincides with zero of main sale, then zero error is:

6. The unit of luminous intensity is:

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

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

9. 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?

10. On meter rule each cm is divided further in to 10 divisions which are called:

11. 5.00 has

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

13. The S.I unit for density is:

14. Volume of a cylinder =

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

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

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

18. In the number 0.00509 how many significant

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

20. 1000mg = :