1. The branch of physics which deals the properties of matter and energy and their mutual relation is called.which among the following?

2. The orange light emitted from krypton -86 is used to define which among the following?

3. The unit of force in British engineering system is which among the following?

4. The unit of mass in foot-pound system is which among the following?

5. The dimension formula of velocity is which among the following?

6. The Dimension formula of acceleration is which among the following?

7. Cs-133 is used to measure which among the following?

8. One atton is equal to which among the following?

9. One inch is equal to which among the following?

10. The total number of significant figures in 0.0054 choose which among the following?

11. One meter is equal to which among the following?

12. The unit of weight in M.K.S system is which among the following?

13. Which of the following is a scalar quantity choose correct one?

14. Which is the vector quantity among the following?

15. A vector which has magnitude one is called which among the following?

16. The angle between two rectangular components of a vector is which among the following?

17. A force of 6 N is acting along x-axis. Its y-Component is which among the following?

18. Time is example of which among the following?

19. Torque is the product of which among the following?

20. One Revolution is equal to which among the following?