The length of a pendulum is measuredas 1,01 m and time for 30 oscillation is measured as one minute 3 s. Error length is 0.01 m and error in the 3 s. The percentage error in the measurement of acceleration due to gravity id,

Options

A. 1
B. 5
C. 10
D. 15

Answer

c

Explanation

`(Deltag)/g=[(Deltal)/l+(2DeltaT)/T]xx100`
`(Deltag)/g=[0.001/1.01+(2xx3)/63]xx100`
`(Deltag)/g=10%`