Question

The mass of an object on earth is 30 kg .what will be the weigh of an object on the earth

Answer 1

Weight=mass ×gravitatinal acc.
W=30×10
W=300Newton
*OR*
when g =9.8 ,then
W=30× 9.8=294N

Answer 2

Answer:

$W= mass\times{gravitational acc.}$

$W= 30\times{10=\:300N.}$