A student determined Young's Modulus of elasticity using the formula 
. The value of 
is taken to be 9.8 
, without any significant error, his observation are as following.
Physical Quantity | Least count of The Equipment used for measurement | Observed value |
Mass(M) | ||
Length of bar (b) | ||
Breadth of bar (b) | ||
Thickness of bar (d) | ||
Depression |
Then the fractional error in the measurement of 
is :
Text Solution
Verified by ExpertsThe correct answer is:
B
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