Electro Magnetic Induction And Alternating Currents Question 196
Question: In a uniform magnetic field of induction B a wire in the form of a semicircle of radius r rotates about the diameter of the circle with an angular frequency . The axis of rotation is perpendicular to the field. If the total resistance of the circuit is R, the mean power generated per period of rotation is
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: B
Solution:
-
; ;