Two straight conducting rails form a right angle as shown in the figure. A conducting bar with the specific resistance of 0.125 N per meter is in contact with the rails. The rails have no * x x xyx x x x x ххXX хххххх хххXх х х х х ххXXх х х х хх resistance. The bar starts at the vertex at time t= 0 and moves ххXXх х хух х х with a constant velocity of 2 m/s parallel to the median of the triangle. Conducting rails and the bar are in a uniform magnetic field with the magnitude of B =0.25 T directed into the page. What is the induced current flowing through the bar x x x x ×K × x x x and its direction at t = 2 s ? (CW: Clockwise, CCW: Counterclockwise looking from above) X XX X X x X X XX X X X Xx x X X X X X x X x x x X X x x x x X x x x x x x x x x x x x x x x O 1A, CCW O OA O 4A, CW O 2A, CW О 1А, CW None of them O 2 A, CCW O 4A, CCW

Two straight conducting rails form a right angle as shown in the figure. A conducting bar with the specific resistance of 0.125 N per meter is in contact with the rails. The rails have no * x x xyx x x x x ххXX хххххх хххXх х х х х ххXXх х х х хх resistance. The bar starts at the vertex at time t= 0 and moves ххXXх х хух х х with a constant velocity of 2 m/s parallel to the median of the triangle. Conducting rails and the bar are in a uniform magnetic field with the magnitude of B =0.25 T directed into the page. What is the induced current flowing through the bar x x x x ×K × x x x and its direction at t = 2 s ? (CW: Clockwise, CCW: Counterclockwise looking from above) X XX X X x X X XX X X X Xx x X X X X X x X x x x X X x x x x X x x x x x x x x x x x x x x x O 1A, CCW O OA O 4A, CW O 2A, CW О 1А, CW None of them O 2 A, CCW O 4A, CCW

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

Two straight conducting rails form a right angle as shown in
the figure. A conducting bar with the specific resistance of
0.125 N per meter is in contact with the rails. The rails have no X x x x x x x x x
X X X X X X X X X X
XXXX х х х х х
X X XX Xx X X XX
resistance. The bar starts at the vertex at time t= 0 and moves
x xXx x x xỷ x x x
with a constant velocity of 2 m/s parallel to the median of the
triangle. Conducting rails and the bar are in a uniform
magnetic field with the magnitude of B =0.25 T directed into
the page. What is the induced current flowing through the bar x x x x xX x x x x
and its direction at t = 2 s ?
(CW: Clockwise, CCW: Counterclockwise looking from above)
X x X x x X X XX
X X X
X x x x X X
X x x xX x x x X X
X X X X X x X X XX
x x x x x x x x x X
1А, СCW
O A
4А, CW
2A, CW
1А, CW
None of them
2 А, СCW
4А, СCW

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