1. What is the unit of work?
Ans: Joule
2. Light year is the unit of
Ans: Distance
3. Which of the following quantities is a measure of inertia?
Ans: Mass
4. Which of the following is not a unit of time?
Ans: Light year
5. Parsec is the unit of –
Ans: Distance
6. Unit of heat
Ans: Celsius
7. Lumen is the unit of
Ans: Luminous flux
8. Curie is the unit of
Ans: Radioactivity
9. Pascal is the unit of –
Ans: Pressure
10. Candela is the unit of
Ans: Luminous intensity
11. Joule is the unit of
Ans: Energy
12. When was the International System of Units implemented?
Ans: 1971 A.D.
13. Hertz (Hz) is the unit of measurement of what?
Ans: Frequency of waves
14. The unit of electrical quantity is
Ans: Ampere
15. What is the unit of lens power in SI system?
Ans: Diopter
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