A 40-cm-long conducting rod moves to the right with a velocity of 12 m/s along frictionless metal rails “ab” and “dc” as shown in the diagram below. At the same time, a uniform magnetic field of strength 5.0 T points out of the page and perpendicular to the plane of the rod-and-frame device (the positive z-direction). The resistance in the closed loop is 3.00 Ω. What is the current across the resistor?        a. 7.0 A   b. 10 A   c. 8.0 A   d. 9.0 A   e. 6.0 A

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
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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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  1. A 40-cm-long conducting rod moves to the right with a velocity of 12 m/s along frictionless metal rails “ab” and “dc” as shown in the diagram below. At the same time, a uniform magnetic field of strength 5.0 T points out of the page and perpendicular to the plane of the rod-and-frame device (the positive z-direction). The resistance in the closed loop is 3.00 Ω. What is the current across the resistor? 




     
     

      a.

    7.0 A

      b.

    10 A

      c.

    8.0 A

      d.

    9.0 A

      e.

    6.0 A

QUESTION 14
A 40-cm-long conducting rod moves to the right with a velocity of 12 m/s along frictionless metal rails "ab" and "de" as shown in the diagram below. At the same time, a uniform magnetic field of strength 5.0 T points out of the page and perpendicular to the plane of the rod-and-frame
device (the positive z-direction). The resistance in the closed loop is 3.000. What is the current across the resistor?
O a. 7.0 A
O b. 10 A
O c. 8.0 A
O d.9.0 A
O e. 6.0 A
z (out of page)
E
L-10 cm
Ax
Conducting Rod
Transcribed Image Text:QUESTION 14 A 40-cm-long conducting rod moves to the right with a velocity of 12 m/s along frictionless metal rails "ab" and "de" as shown in the diagram below. At the same time, a uniform magnetic field of strength 5.0 T points out of the page and perpendicular to the plane of the rod-and-frame device (the positive z-direction). The resistance in the closed loop is 3.000. What is the current across the resistor? O a. 7.0 A O b. 10 A O c. 8.0 A O d.9.0 A O e. 6.0 A z (out of page) E L-10 cm Ax Conducting Rod
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