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
`4 T`
B
`2T`
C
`T`
D
`T//2`
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
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:
A bar magnet is oscillating in the earth's magnetic field with a period T. What happens to its period and motion if its mass is quadrupled
A bar magnet is osciallating in the earth's magnetic field with a period T. What happens to its period of motion of its mass is quad-rupled without changing its dimensions?
A short bar magnet is oscillating in a magnetic field and its time period is 2 seconds. If another piece of brass of double meoment of inertia be placed over that magnet the time period of that combination in that field is
In a vibration magnetometer, the time period of a bar magnet oscillating in horizontal componnt of earth's magnetic field is 2 sec . When a magnet is brought near and parallel to it, the time period reduces to 1 sec . The ratio H//F of the horizontal component H and the field F due to magnet will be
A bar magnet oscillates in a region of uniform magnetic field with time period T . Now , a piece of wood identical in all respects in terms of mass and length is joined with bar magnet as shown . The new time period of oscillation is
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
Time period of a bar magnet oscillating in earth's magnetic field is T. Its magnetic moment is M. Now, a bar magnet of magnetic moment 2M is brought near it. The new time period will be
The time period of a thin bar magnet in earth's magnetic field is T. If the magnet is cut into two equal parts perpendicular to its lengh, the time period of each part in the same field will be