Year:
Difficulty:3 questions
12013
A bar magnet of length and magnetic dipole moment is bent in the form of an arc as shown in figure. The new magnetic dipole moment will be
Hard NEET 2013Class 12Magnetic Dipole Moment
22012
A magnetic needle suspended parallel to a magnetic field requires √3 J of work to turn it through 60°. The torque needed to maintain the needle in this position will be:
Medium NEET 2012Class 12Torque on a Magnetic Dipole
32007
If the temperature and magnetic field applied across a paramagnetic substance are both tripled, by how many times will the intensity of magnetization change?
Medium NEET 2007Class 12Paramagnetism
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