Advertisements
Advertisements
Question
A non-conducting charged ring of charge q, mass m and radius r is rotated with constant angular speed ω. Find the ratio of its magnetic moment with angular momentum is
Options
`"q"/"m"`
`"2q"/"m"`
`"q"/"2m"`
`"q"/"4m"`
Solution
`"q"/"2m"`
APPEARS IN
RELATED QUESTIONS
Choose the correct option.
Magnetic meridian is the plane
The magnetic field at the centre O of the following current loop is
An electron moves straight inside a charged parallel plate capacitor of uniform charge density σ The time taken by the electron to cross the parallel plate capacitor when the plates of the capacitor are kept under constant magnetic field of induction `vec"B"` is-
A wire of length l carrying a current I along the Y direction is kept in a magnetic field given by `vec"B" = beta/sqrt3 (hat"i" + hat"j" + hat"k")`T. The magnitude of Lorentz force acting on the wire is
Two short bar magnets have magnetic moments 1.20 Am2 and 1.00 Am2respectively. They are kept on a horizontal table parallel to each other with their north poles pointing towards the south. They have a common magnetic equator and are separated by a distance of 20.0 cm. The value of the resultant horizontal magnetic induction at the mid-point O of the line joining their centers is (Horizontal components of Earth’s magnetic induction is 3.6 x 10-5 Wb m-2) (NSEP 2000-2001)
The vertical component of Earth’s magnetic field at a place is equal to the horizontal component. What is the value of angle of dip at this place?
What is meant by magnetic induction?
Define magnetic flux.
Discuss Earth’s magnetic field in detail.
