Units Devices Dimensions And Measurements Quiz 1 (25 MCQs)

Quiz Instructions:

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1. The SI unit of "pressure" is

2. Which instrument is used to determine rotational speed of a shaft (used in aeroplanes and motor boats)?

3. Which instrument is used to measure frequency of electromagnetic waves?

4. Newton is used to measure

5. One Astronomical unit is the average distance between

6. Which instrument is used to view rapidly moving objects?

7. What is unit of Astronomical distance?

8. Which instrument is used to measures force and velocity of wind and directions?

9. Radian is used to measure

10. Which instrument is used to determine the speed of an aircraft in terms of speed of sound?

11. Which instrument is used to determine salinity of solutions?

12. What is unit of Electric Resistance?

13. A thermostat is a device for

14. The damage of the human body due to radiation (X-rays or $\gamma$-rays etc,) is measured in

15. Which instrument is used to detect the direction and speed of an object by means of radiowaves?

16. Which instrument is used to measure pressure of gases?

17. Which instrument is used in submarine to see the objects above sea level?

18. What is unit of Specific Heat capacity?

19. What is used to measure wave length?

20. What is unit of Electrical Capacity?

21. Which instrument is used to measures magnetic flux?

22. Name of the instrument to measure atomspheric pressure?

23. Which instrument is used to measure very high temperature?

24. Name of the instrument is used to measure heat radiation?

25. Kilogram meter per second is unit of