Exercise, Homework 7 (bonus)
A bar of mass 𝑚 and length 𝑙 moves on two frictionless parallel
rails in the presence of a uniform 𝐵 directed into the page. The bar
is given an initial velocity 𝑣0 to the right and is released.
Find:
a) the velocity of the bar as a function of time
b) the induced current
c) the induced emf
x
x
x
R
x B
x
McMaster Physics 1E03- Module 10-Lecture 30
vo
x
l x
x
x
1
0
