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Compare the direction of the magnetic field inside a solenoid with that of the field there if the solenoid is replaced by its equivalent combination of north pole and south pole.
A solenoid of length 0.5 m has a radius of 1 cm and is made up of 500 turns. It carries a current of 5 A. The magnetic field inside the solenoid is
A 3*0cm wire carrying a current of 10A is placed inside a solenoid perpendicular to its axis. The magnetic field inside the solenoid is given to be 0*27T . What is the magnetic force on the wire?
A solenoid of length 0.6 m has a radius of 2 cm and is made up of 600 turns If it carries a current of 4 A, then the magnitude of the magnetic field inside the solenoid is
A wire is wound on a long rod of material of relative permeability mu_(r) = 4000 to make a solenoid. If the current through the wire is 5 A and number of turns per unit length is 1000 per metre, then the magnetic field inside the solenoid is
A soft iron bar is inserted inside a current-carrying solenoid. The magnetic field inside the solenoid :
(a) What is the nature of the magnetic field inside a solenoid? (b) What is the nature of the magnetic field due to a circular coil?
A solenoid consists of 250 turns of wire and has a length of 20 cm. Calculate the magnitude of the magnetic field inside the solenoid if it carries a current of 1A.
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