Electro Magnetic Induction And Alternating Currents Question 471
Question: A wooden stick of length is rotated about an end with constant angular velocity in a uniform magnetic field B perpendicular to the plane of motion. If the upper one third of its length is coated with copper, the potential difference across the whole length of the stick is
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: C
Solution:
-
For
and
Resultant induced emf will be
or