Question

(UJU
(a)c
4. In an experiment of simple pendulum, the errors in the
measurement of length of the pendulum L and time period T
are 3% and 2% respectively. The maximum percentage error
in the value of L/T2 is
(a) 5%
(b) 7 %
(c) 8 %
(d) 1%
%​

Answer 1

Answer:

maximum percentage error = ∆L / L + 2×∆T / T

= 3 + 2×2

=7