A bar magnet suspended freely in a uniform magnetic field is vibrating with a time period of 3s. If the field strength is increased to 4 times of the earlier field strength, then the time period (in second) will be

A bar magnet suspended freely in uniform magnetic field is vibrating with a time period of 3 seconds. If the initial field strength is 2T . Then the final field strength, for which time period becomes 4 seconds is

If a charged particle is a plane perpendicular to a uniform magnetic field with a time period T Then

If a charged particle is a plane perpendicular to a uniform magnetic field with a time period T Then

A bar magnet is oscillating in the earth's magnetic field with a time period T . If the mass is increased four times, then its time period will be:

A bar magnet is oscillating in the earth's magnetic field with a time period T . If the mass is increased four times, then its time period will be:

A magnet vibrates 20 times in one minute. If its pole strength increased to 4 times, what the number of vibrations?

A magnetic needle oscillates in a uniform magnetic field of strength B1, with a time period of 10 seconds. The same magnetic needle oscillates in another uniform magnetic field of strength B 2 with a time period 20 seconds. Which magnetic field is strong, B1, or B2,? Why?

A bar magnet is oscillating in earth’s magnetic field with a period T. What happens to its period and motion if its mass is increased to 4 times ?

A magnent when suspended freely in earth's magnetic field, oscillates with a time period T. It is replaced by a magnet of magnetic moment four times that of the original one. What will be the new time period?