A tightly- wound , long solenoid carries a current of 2.00 A. An electron is found to execute a
Channel: Doubtnut
Date: 2020-07-05

A tightly- wound , long solenoid carries a current of 2.00 A. An electron is found to execute a uniform circular motion inside the solenoid with a frequency of `(1.00 xx 10^8 rev s^-1`). Find the number of turns per metre in the solenoid.