Question

The number of basic units in SI are
a. 7 b. 6 c. 5 d. 4​

Answer 1

Answer:

A

Explanation:

The SI is made up of 7 base units that define the 22 derived units with special names and symbols. The base units include: mass, length, time, temperature, amount of substance, electric current, and luminous intensity.

Answer 2

Answer:

7

Explanation:

There are 5 basic si unit

1. Metre for length

2. seconds for time

3. Kelvin for temperature

4.Amount of substance :Mole

5.Ampere for electric current

6. Candela for luminous intensity

7.kilogram for mass