5. यदि किसी वस्तु का भार 49 N है तो उसका द्रव्यमान क्या होग
(a) 10kg.
(b)9.8 kg.
(c)5kg.
(d)8kg.
Answers
Answered by
5
Answer:
w = mg
49 = m × 9.8
49/9.8 = m
m = 5 kg
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