Question

The mass of two bodies are measured to be 15.7+_ 0.2 kg and 27.3+- 0.3kg , what is total mass of the two and the error in it

Answer 1

Answer:(43+_0.5)kg

Explanation:

Mass of the,

first body = (15.7+_0.2)kg

second body = (27.3+_0.3)kg

Therefore,

Mass of both

the bodies. =[(15.7+27.3)+_

(0.2+0.3)]kg

=(43+_0.5)kg.☺

Hope it helps.....