Question

The acceleration due to gravity on a planet is
3/2 times that on the earth. If length of a
seconds pendulum on earth is lm, length of
seconds pendulum on the planet is
0.7 m
1 m
1.7 m
1.5 m pls answer soon properly​

Answer 1

I think 1.5 is the answer

by using the formulae

R1÷R2=g1÷g2