units and measurment

1. The number of base units for measuring physical quantities according to the SI system are ____

• 1

• 10

• 7

• 8

2. What is the unit for measuring intensity of light?

• candela

• light year

• metre

• mol

3. What is the full form of SI?

• standard internatinol

• sytsem internatinol

• Scientific International
  

• science international

Answer explanation

4. What is the standard unit of measurement of Force?

• newton

• joule

• metre

• newton-metre

5. 89 Mega Joules can also be expressed as _____

• 8900 joules

• 89000000 Joules

• 89000 Joules

• 890000 Joules

6. Convert 5 N to Dynes.

• 500000 Dynes

• 500 Dynes

• 5 dynes

• 0.5 dynes

7. Which of the following is not a system of units?

• mks

• cgs

• si

• decible

8. What does a Voltmeter measure?

• voltage

• current

• length

• speed

9. What is the unit of measurement of solid angles?

• steridian

• degree

• radians

• grades

10. Which of the following system matches with the SI unit system?

• FPS

• MKS

• CGS

• American sytem