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33. (a) Eq. 308 leads to
(1.2T)(0.10 m)(5.0 m/s)
0.60 V .
BLv
ε
==
=
(b) By Lenz’s law, the induced emf is clockwise. In the rod itself, we would say the emf
is directed up the page.
(c) By Ohm’s law, the induced current is
i
= 0.60 V/0.40
Ω
= 1.5 A.
(d) The direction is clockwise.
(e) Eq. 2722 leads to
P = i
2
R
= 0.90 W.
(f) From Eq. 292, we find that the force on the rod associated with the uniform magnetic
field is directed rightward and has magnitude
Fi
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.
 Spring '08
 Any
 Physics, Current

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