Question

two circular coils a and b of insulated wires are kept close to each other coil a is connected to a galvanometer while coil b is connected to a battery through a key what will u observe in coil a if(a) current is passed through coil b by plugging the key(b) the curren is stopped by removing the plug from the key?(c) both the coils are moved in the same direction with the same speed? explain your answer mentioning the name of the phenomena involved

Answer 1

Name of phenomenon is Inducrd current
1- current will be induced in coil a
2-current will not be induced in coil a
3-No change