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(a) A person weighs 70kg on earth, where...

(a) A person weighs 70kg on earth, where `g=10m//s^(2)`. What is this mass?
(b) the mass of a child is 20 kg. if `g=9.8 m//s^(2)`. What is his mass ?

Text Solution

Verified by Experts

(a) Mass and weight are numerically equal. mass of person`=70kg`
(b) `w=mg=20xx9.8=196N=20 kg wt`.
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