JEE Main & Advanced
JEE Main Paper (Held On 11-Jan-2019 Evening)
question_answer
A copper wire is wound on a wooden frame, whose shape is that of an equilateral triangle. If the linear dimension of each side of the frame is increased by a factor of 3 keeping the number of turns of the coil per unit length of the frame the same then the self-inductance of the coil
[JEE Main Online Paper (Held on 11-jan-2019 Evening)]