A 25 cm rod moves at 5.8 m/s in a plane perpendicular to a magnetic field of strength 0.20 T. The rod, velocity vector, and magnetic field vector are mutually perpendicular, as indicated in the accompanying figure. B X X X X X T X 25 cm x X X x V X X x X x x X x X x (a) Calculate the magnetic force on an electron in the rod (in N). (Enter the magnitude.) N (b) Calculate the electric field in the rod (in V/m). (Enter the magnitude.) V/m (c) Calculate the potential difference between the ends of the rod (in V). V (d) What is the speed of the rod (in m/s) if the potential difference is 1.0 V? m/s

University Physics Volume 2
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Chapter11: Magnetic Forces And Fields
Section: Chapter Questions
Problem 48P: A strip of copper is placed in a uniform magnetic field of magnitude 2.5 T. The Hall electric field...
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A 25 cm rod moves at 5.8 m/s in a plane perpendicular to a magnetic field of strength 0.20 T. The rod, velocity vector, and magnetic field vector are mutually perpendicular, as indicated in the
accompanying figure.
B
X
X
X
X
X
T
x
25 cm
X
X
X
V
X
X
X
X
X
X
X
X
x
(a) Calculate the magnetic force on an electron in the rod (in N). (Enter the magnitude.)
N
(b) Calculate the electric field in the rod (in V/m). (Enter the magnitude.)
V/m
(c) Calculate the potential difference between the ends of the rod (in V).
V
(d) What is the speed of the rod (in m/s) if the potential difference is 1.0 V?
m/s
Transcribed Image Text:A 25 cm rod moves at 5.8 m/s in a plane perpendicular to a magnetic field of strength 0.20 T. The rod, velocity vector, and magnetic field vector are mutually perpendicular, as indicated in the accompanying figure. B X X X X X T x 25 cm X X X V X X X X X X X X x (a) Calculate the magnetic force on an electron in the rod (in N). (Enter the magnitude.) N (b) Calculate the electric field in the rod (in V/m). (Enter the magnitude.) V/m (c) Calculate the potential difference between the ends of the rod (in V). V (d) What is the speed of the rod (in m/s) if the potential difference is 1.0 V? m/s
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