Magnetism Question 165
Question: A bar magnet having centre O has a length of 4 cm. Point P1 is in the broad side-on and P2 is in the end side-on position with OP1 = OP2 = 10 metres. The ratio of magnetic intensities H at P1 and P2 is
[MP PET 1990]
Options:
A) $ H _{1}:H _{2}=16:100 $
B) $ H _{1}:H _{2}=1:2 $
C) $ H _{1}:H _{2}=2:1 $
D) $ H _{1}:H _{2}=100:16 $
Show Answer
Answer:
Correct Answer: B
Solution:
Magnetic intensity on end side-on position is twice that of broad side on position.
BETA
