es
Solve numarical examples.
The masses of two bodies are measured
to be 15.7 + 0.2 kg and 27.3 + 0.3 kg.
What is the total mass of the two and the
error in it?
[Ans: 43 kg, +0.5 kg]
Answers
Answered by
14
Answer:
total mass = 15.7+0.2kg
...................=+27.3+0.3 kg
= 43 kg+0.5 kg
note :- error always add‼️
Answered by
89
Answer:
Let 'A' and 'B' be the two bodies with masses m1 & m2 respectively.
Given :
mass of body A = m1 = (15.7 + 0.2)kg
mass of body B = m2 = (27.3 + 0.3)kg
Addition of masses A & B
= m1 + m2
= (15.7 + 27.3) + (0.2 + 0.3)
= (43.0) + (0.5)
= (43.0 + 0.5) kg
NOTE : Errors are always additive
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