Question

derive the velocity required to loop the loop a bob attached to a string of length "L"​

Answer 1

Answer:

A square loop MNOP of side 20 cm is placed horizontally in a uniform magnetic field acting

vertically downwards as shown in the figure. The loop is pulled with a constant velocity of

20 cms till it goes out of the field.A square loop MNOP of side 20 cm is placed horizontally in a uniform magnetic field acting

vertically downwards as shown in the figure. The loop is pulled with a constant velocity of

20 cms till it goes out of the field.