Home
Class 12
PHYSICS
A magnetic compass needl oscillates 30 t...

A magnetic compass needl oscillates 30 times per minute at a place where the dip is `45^(@)` and 40 times per minute where the dip is `30^(@)` if `B_(1)` and `B_(2)` are respectively the total magnetic field due to the earth at the two places then the ratio `B_(1)//B_(2)` is best given by

Promotional Banner

Similar Questions

Explore conceptually related problems

A compass needle oscillates 20 times per minute at a place where the dip is 45^@ and 30 times per minute where the dip is 30^@ . Compare the total magnetic field due to the earth at the two places.

A compass needle oscillates 20 times per minute at a place where the dip is 45^@ and 30 times per minute where the dip is 30^@ . Compare the total magnetic field due to the earth at the two places.

A compass needle oscillates 20 times per minute at a place where the dip is 45^@ and 30 times per minute where the dip is 30^@ . Compare the total magnetic field due to the earth at the two places.

A magnet oscillating in a horizontal plane has a time period of 2 seconds at a place where the angle of dip is 30^(@) and 3 seconds at another place where the angle of dip is 60^(@) . The retio of resultant magnetic field at the two places is

A magnet oscillating in a horizontal plane has a time period of 2 seconds at a place where the angle of dip is 30^(@) and 3 seconds at another place where the angle of dip is 60^(@) . The retio of resultant magnetic field at the two places is

A magnet oscillating in a horizontal plane, has a time period of 3 seconds at a place where the angle of dip is 30^(@) and 4 seconds at another place, where the dip is 60^(@) . Compare the resultant magnetic field at the two places.