Problem: A solenoid of 200 turns carrying a current of 2 A has a length of 25 cm. What is the magnitude of the magnetic field at the center of the solenoid? A) 5 mT B) 3 mT C) 2 mT D) 4 mT

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A solenoid of 200 turns carrying a current of 2 A has a length of 25 cm. What is the magnitude of the magnetic field at the center of the solenoid?

A) 5 mT

B) 3 mT

C) 2 mT

D) 4 mT