A 0.360-m-long metal bar is pulled to the left by an applied force F. The bar rides on parallel metal rails connected through a 46.0 2 resistor, as shown in (Figure 1), so the apparatus makes a complete circuit. You can ignore the resistance of the bar and rails. The circuit is in a uniform 0.640 T magnetic field that is directed out of the plane of the figure. ▾ Part A At the instant when the bar is moving to the left at 5.90 m/s, is the induced current in the circuit clockwise or counterclockwise? O clockwise counterclockwise Submit Previous Answers. ✓ Correct Part B What is the rate at which the applied force is doing work on the bar? Express your answer with the appropriate units. HA P= 3.7.10-² W www ? Submit Previous Answers Request Answer X Incorrect; Try Again

A 0.360-m-long metal bar is pulled to the left by an applied force F. The bar rides on parallel metal rails connected through a 46.0 2 resistor, as shown in (Figure 1), so the apparatus makes a complete circuit. You can ignore the resistance of the bar and rails. The circuit is in a uniform 0.640 T magnetic field that is directed out of the plane of the figure. ▾ Part A At the instant when the bar is moving to the left at 5.90 m/s, is the induced current in the circuit clockwise or counterclockwise? O clockwise counterclockwise Submit Previous Answers. ✓ Correct Part B What is the rate at which the applied force is doing work on the bar? Express your answer with the appropriate units. HA P= 3.7.10-² W www ? Submit Previous Answers Request Answer X Incorrect; Try Again

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Concept explainers

Ampere Circuital Law

Ampere's Law states that "for any closed loop path, the sum of the length elements times the magnetic field in the direction of the length element is equal to the permeability times the electric current enclosed in the loop.”

Current Density

To design the electrical and electronic system, the current density is an important factor. The designer current level is the factor on which the circuit performance depends and with the help of the dimensions of the conducting current the current density is then determined. For instance, despite the lower current demanded by smaller devices as integrated circuits are reduced in size, there is a type of trend in achieving the higher device number in even smaller chip areas. The current density is increased in this region at higher frequencies because the conducting region in a wire becomes confined and this is known as the skin effect. The consequences increase as the current densities become higher.

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A 0.360-m-long metal bar is pulled to the left by an applied force F. The
bar rides on parallel metal rails connected through a 46.0 resistor, as
shown in (Figure 1), so the apparatus makes a complete circuit. You can
ignore the resistance of the bar and rails. The circuit is in a uniform
0.640 T magnetic field that is directed out of the plane of the figure.
Part A
At the instant when the bar is moving to the left at 5.90 m/s, is the induced current in the circuit clockwise or counterclockwise?
Oclockwise
counterclockwise
Submit
Correct
Part B
Previous Answers
What is the rate at which the applied force is doing work on the bar?
Express your answer with the appropriate units.
| BΑ
-2
P= 3.7 107
Submit
W
Previous Answers Request Answer
X Incorrect; Try Again
?

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