A physical quantity X is depending upon physical quantities A and B by the relation X = 
In an experiment the value of A is measured as (2.0±0.2) and of B is measured as (1.0±0.1). Then represent the value of X.
Answers
Answered by
2
Answer:
Answer
∵
X
ΔX
×100=±[2
a
Δa
+3
b
Δb
+
2
5
c
Δc
+2
d
Δd
]×100
X
ΔX
×100=±[
100
2×1
+
100
3×2
+
2
5
×
100
3
+
100
2×4
]100
=±
100
100
[2+6+
2
15
+8]
X
ΔX
×100=±[16+
2
15
]=±[
2
32+15
]=±
2
47
=±23.5%
Mean absolute error =±
100
23.5
=±0.235
=0.24 (rounding off in significant figure)
Again rounding off X=2.763 in two significant figure =2.8
Answered by
8
Answer:
The right answer is 0. 24
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