Question

3.
The perimeter of rectangle is 320m, its sides are in the ratio of 5:
a) 6000 m
b) 3000 m²
c) 12000 m²
d) 24000 m²
A Force due to pull of gravity is known as
a) Weight
c) Mass
b) Force
d) None of these
The unit of energy in SI system is -
a) Joule
c) Erg
b) Calorie
d) Electron volt​

Answer 1

Answer:

hii

Step-by-step explanation:

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