ElectroMagnetic InductionHard
Question
Self inductance of solenoid is : -
Options
A.Directly proportional to current flowing through the coil
B.Directly proportional to its length
C.Directly proportional to area of cross-section
D.Inversely proportional to area of cross-section
More ElectroMagnetic Induction Questions
Side of a square coil is 4 cm. A magnetic field normal to plane of coil is changing at a rate of 0.4 tesla/sec. If resis...A closed coil consists of 500 turns on a rectangular frame of area 4.0 cm2 and has a resistance of 50 ohms. The coil is ...A circular coil of 500 turns encloses an area of 0.04 m2. A uniform magnetic field of induction 0.25 Wb/m2 is applied pe...A circular loop of radius r is placed in a region where magnetic field increases with respect to time as B(t) = at then ...The mutual inductance of the two coils is 1.25 henry. In the first coil, the current changes at 80 amp/sec, the value of...