1
KCET 2017
MCQ (Single Correct Answer)
+1
-0
Two simple pendulums $A$ and $B$ are made to oscillate simultaneously and it is found that $A$ completes 10 oscillations in 20 sec and $B$ completes 8 oscillations in 10 sec . The ratio of the length of $A$ and $B$ is
A
$\frac{25}{64}$
B
$\frac{64}{25}$
C
$\frac{8}{5}$
D
$\frac{5}{4}$
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