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

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

4. 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?:

5. 200 has:

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

7. Volume of a cylinder =

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

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

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

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

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

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

14. 10 mm =

15. 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?

16. In the number 0.00509 how many significant

17. A chips wrapper is 4.5 cm long and 5.9cm wide. Its area upto significant figure will be:

18. 1000m =

19. The S.I unit for density is:

20. Zero error of the instrument is: