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An ideal solenoid carries a constant current. The solenoid has 50 turns/cm. There is an electron...

An ideal solenoid carries a constant current. The solenoid has 50 turns/cm. There is an electron moving in a perpendicular plane to the solenoid along a circular path with a radius of 1.5cm. The electron is moving at 0.025c. c = 2.998x10^8 m/s
a) what is the angular frequency of the electrons motion
b) what is the current in the solenoid
c) what is the magnitude of the magnetic field in the solenoid
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