Electrical Engineering - Magnetism and Electromagnetism - Discussion

Discussion Forum : Magnetism and Electromagnetism - General Questions (Q.No. 10)
10.
If the steel disk in a crankshaft position sensor has stopped with the tab in the magnet's air gap, the induced voltage
increases
decreases
is zero
will remain constant
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
4 comments Page 1 of 1.

Manju said:   8 years ago
Correct, Agree @Muhammas.

Muhammas Asif Latif said:   9 years ago
e = BLV
B = flux density,
L = length,
V = velocity = 0.

So,

e = 0.

Himansu said:   1 decade ago
Here df/dt = 0. So emf is 0.

Priya said:   1 decade ago
only when there is a change in magnetic field an emf is induced..in this case the conductor i.e.,steel disk remains stationary..hence emf induced is zero...

Post your comments here:

Your comments will be displayed after verification.