A magnetic needle is made to vibrate in uniform field `H`, then its time period is `T`. If it vibrates in the field of intensity `4H`, its time period will be
A
2T
B
`T//2`
C
`2//T`
D
T
Text Solution
Verified by Experts
The correct Answer is:
B
Topper's Solved these Questions
MAGNETISM
ERRORLESS |Exercise Magnet and it s Properties|15 Videos
MAGNETISM
ERRORLESS |Exercise Earth Magnetism|8 Videos
MAGNETIC EFFECT OF CURRENT
ERRORLESS |Exercise Exercise|394 Videos
RAY OPTICS
ERRORLESS |Exercise SET|25 Videos
Similar Questions
Explore conceptually related problems
Define the term time period of vibration.
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 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 is oscillating in the earth's magnetic field with a time period T . If the mass is quadrupled, then its time period will be:
Time period in vibration magnetometer will be infinity at
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
An object is vibrating at 50 hertz. What is its time period?
