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A rectangular conducting bar of breadth w and infinite length is placed along the x-axis, as shown, in a magnetic field acting in the y-direction. A voltmeter is placed with the two wires in contact at two points across the breadth. On moving the wires, carrying the voltmeter with the speed v, the reading of voltmeter will be Answer Choices Answer Your Choice (Incorrect) zero vwB











A rectangular conducting bar of breadth w and infinite length is placed along the x-axis, as shown, in a magnetic field acting in the y-direction. A voltmeter is placed with the two wires in contact at two points across the breadth. On moving the wires, carrying the voltmeter with the speed v, the reading of voltmeter will be




Answer Choices


























Answer  







Your Choice (Incorrect)









zero










vwB





Grade:12

1 Answers

Chetan Mandayam Nayakar
312 Points
12 years ago

The diagram does not indicate whether the breadth of the conducting bar points along y-axis(the answer is zero in this case), or along the z-axis(the answer is vwB in this case).

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