Write Magnitudes of Magnetic Fields in a variety of Physical situations which are given below: 1) Surface of a neutron star 2) Typical large field in a laboratory3) Near a small bar magnet 4) On the earth’s surface 5) Human nerve fibre 6) Interstellar space

Q: A particle with a negative charge has an initial velocity that is parallel to magnetic field moving…

A: The negatively charged particle can experience Lorentz force and it is given by…

Q: A wire 0.9 m long carrying a current of 2.1 A is at right angles to a 1.0 T magnetic field. How…

A: Given data:  Wire length (L) = 0.9 m Current (I) = 2.1 A Angle (θ) = 90° Magnetic field (B) = 1.0 T…

Bar Magnet

In physics, magnetism is a phenomenon exhibited by a magnetic substance that exerts either attractive or repulsive force. A bar magnet is either a rectangular or round and hollow fit comprised of ferromagnetic materials and has a fanciful attractive field surrounded by it.