Question

18. The period of oscillation of a magnet of a vibration
magnetometer is 2.45 s at one place and 4.9 s
the other. The ratio of the horizontal component
earth magnetic field at the two places is
(1) 1:4
(2) 1:2
(3) 2:1
(4) 4:1

pls solve fast plsss answer with explanation​

Answer 1

Answer:

i think the ratio is 1:2

Explanation:

Answer 2

Answer:

Hello mate ✌️

Explanation:

options (b)is correct answer.

hope it will be helpful to you ✌️

itz Essar 03 ❤️