SI unit of area is _______.
The explanation for the question is:
Hence, SI unit of area is m2.
(a) Define mass of a body. What is the SI unit of mass ? (b) Define weight of a body. What is the SI unit of weight ? (c) What is the relation between mass and weight of a body ?
In SI units, a unit of charge is called a
SI unit of a time is a solar day
SI unit of power of a lens is