The error in the measurement of length of a simple pendulum is 0.2% and error in the time period is 8%. The possible maximum error in the quantity having dimensional formula LT–2 is
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a
1.1%
b
2.1%
c
16.2%
d
20.1%
answer is C.
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Detailed Solution
Time period of simple pendulum is T=2πLg g=4π2LT2∆gg×100=ΔLL+2ΔTT×100=0.2+2×8=16.2%