A long, thin solenoid has 900 turns per meter and radius 250 cm. The current in the

Question:

A long, thin solenoid has 900 turns per meter and radius 250 cm. The current in the solenoid is increasing at a uniform rate of 60.0 A/s. What is the magnitude of the induced electric field at a point near the center of the solenoid and
(a) 0.500 cm from the axis of the solenoid;
(b) 1.00 cm from the axis of the solenoid