Magnetism Question 83
Question: Time period in vibration magnetometer will be infinity at
Options:
A) Magnetic equator
B) Magnetic poles
C) Equator
D) At all places
Show Answer
Answer:
Correct Answer: B
Solution:
Time period in vibration magnetometer $ T=2\pi \sqrt{\frac{I}{MB _{H}}} $ , At poles $ B _{H}=0\ so\ T=\infty $