Question

(a)
Write the SI unit of work in terms of base units. What is the special name and
symbol of this unit ?
(b)
Represent the following measurements by using suitable SI prefixes :.
(i) Radius of Sun = 6.9 x 108 m
0.96 mm
(ii)
Radius of hydrogen atom = 5 x 10-11 m

Answer 1

Answer:

1.joule

and j is. symbol of this unit

Answer 2

1.joule or J for work

2 and 3 already are in si unit