A perfectly conducting rod is being pulled to the right at constant speed along two perfectly conducting rails. The rails are separated by 0.07 m and are connected by a 0.15 N resistor. A 2.5 T magnetic field points into the plane of the rails as shown. The power dissipated in the resistor is 0.02 W. 9. (а) What is the speed at which the rod is being pulled along the rails? (b) current around this circuit? Briefly justify your answer. What is the direction (clockwise or counterclockwise) of the induced What is the magnitude of the force that needs to be applied to the rod in (c) order to keep it moving to the right at constant speed? B = 2.5 T х х х х х х хх хх х х х х R = 0.15 N- x 0.07 m х х х х хх х х х хх x Ux х ххх x x x
A perfectly conducting rod is being pulled to the right at constant speed along two perfectly conducting rails. The rails are separated by 0.07 m and are connected by a 0.15 N resistor. A 2.5 T magnetic field points into the plane of the rails as shown. The power dissipated in the resistor is 0.02 W. 9. (а) What is the speed at which the rod is being pulled along the rails? (b) current around this circuit? Briefly justify your answer. What is the direction (clockwise or counterclockwise) of the induced What is the magnitude of the force that needs to be applied to the rod in (c) order to keep it moving to the right at constant speed? B = 2.5 T х х х х х х хх хх х х х х R = 0.15 N- x 0.07 m х х х х хх х х х хх x Ux х ххх x x x
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Transcribed Image Text:A perfectly conducting rod is being pulled to the right at constant speed along two
perfectly conducting rails. The rails are separated by 0.07 m and are connected by a
0.15 N resistor. A 2.5 T magnetic field points into the plane of the rails as shown. The
power dissipated in the resistor is 0.02 W.
9.
(a)
What is the speed at which the rod is being pulled along the rails?
(b)
current around this circuit? Briefly justify your answer.
What is the direction (clockwise or counterclockwise) of the induced
(c)
order to keep it moving to the right at constant speed?
What is the magnitude of the force that needs to be applied to the rod in
B = 2.5 T
R = 0.15 N -
X.
X 0.07 m
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