What is magnetic field?

A magnetic field

What is a magnetic field?

What is the magnetic field at a point 80 mm from a wire carrying current of 6A?

Deuterons are accelerated in a cyclotron that has dees of radius 50 cm and an oscillator frequency 10 MHz:- What is the magnetic field induction needed to accelerate the deuterons?

A conductor has 3 segments two straight and of length L each and a semicircular with radius R. It carries a current I. What is the magnetic field B at point P

The electron in the hydrogen atom circles around the proton with a speed of 2.18 xx 10^(6)ms^(-1) in an orbit of radius 5.3 xx 10^(-11)m . What magnetic field does it produce at the proton ?

A solenoid is 2 cm long and 3 cm in diameter. It has 5 layers of winding of 1000 turns each and carries a currentof 5 A.What is the magnetic field at its centre?

What is the torque experienced by a current carrying loop kept in a magnetic field?

Define magnetic declination of Earth's magnetic field?

In the magnetic meridian of a certain place, the horizontal component of earth magnetic field is 0.26 xx 10^-4 T and dip angle is 60^@ , what is the magnetic field of the earth at this location?