A 1.10-m-long metal bar is pulled to the right at a steady 4.0 m/s perpendicular to...
A 1.10-m-long metal bar is pulled to the right at a steady 4.0 m/s perpendicular to a uniform, 0.790-T magnetic field. The bar rides on parallel metal rails connected through R = 25.5-Ω, as shown in the figure (Figure 1), so the apparatus makes a complete circuit. You can ignore the resistance of the bar and the rails.
A) Calculate the magnitude of the emf induced in the circuit.
Express your answer using two significant figures.
B)Find the direction of the current induced in the circuit.
(clockwise or counterclockwise)
C) Calculate the current through the resistor. Express your answer
using two significant figures.
Homework Answers
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A 1.10-m-long metal bar is pulled to the right at a steady 4.0
m/s perpendicular to...
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A 1.50-m-long metal bar is pulled to the right at a steady 4.0 m/s perpendicular to a uniform, 0.5T magnetic field. The bar rides on parallel metal rails connected through R = 24.0Ω, as shown in the figure below, so the apparatus makes a complete circuit. You can ignore the resistance of the bar and the rails. a) (5.0 pts) Calculate the magnitude of the emf induced in the circuit. b) (5.0 pts) Find the direction of the current induced in the...
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A 0.344 m long metal bar is pulled to the left by an applied force F. The bar rides on parallel metal rails connected through a 44.1 2 resistor, as shown in the following figure(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 0.602 T magnetic field that is directed out of the plane of the figure. Part A At the instant when the bar is...
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A 0.204 m -long bar moves on parallel rails that are connected through a 6.05 Ω...
A 0.204 m -long bar moves on parallel rails that are connected
through a 6.05 Ω resistor, as shown in the following figure (Figure
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magnetic field 1.45 T that is directed into the plane of the
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23. As shown in the figure below, a conducting bar of length - 20 em is pulled to the left on frictionlessrails at...
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A metal bar is in contact with a pair of metal parallel rails as shown. A...
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Exercise 29.28 Constants Part A A 1.15-m-long metal bar is pulled to the right at a steady 6.0 m/s perpendicular to a uniform, 0.765-T magnetic field. The bar rides on parallel metal rails connected through R-24.5-2, as shown in the figure (Figure 1), so the apparatus makes a complete circuit. You can ignore the resistance of the bar and the rails. Calculate the magnitude of the emf induced in the circuit Express your answer using two significant figures. Request Answer...
3. A 0.650- m long metal bar is pulled to the right at a steady 5.0 m/s perpendicular to a uniform, 0.750 T magnetic field. The bar rides on parallel metal rails connected through a 25.0 Ohm resistor. (1) Calculate the magnitude of the emf induced in the circuit (2) Calculate the current in the circuit and show its direction. (3) Which point has a higher potential? Explain it based on (6) Magnetic force on the charges in a moving...
As shown in the figure below, a metal rod is pulled to the right at constant speed v, perpendicular to a uniform magnetic field directed out of the screen. The bar rides on frictionless metal rails connected through a resistor forming a complete circuit. The length of the bar between the rails is 5 cm, the magnitude of the magnetic field is 0.4 T, the resistor has a value of 102. What speed of the rod is required to produce...
A 0.204 m -long bar moves on parallel rails that are connected
through a 6.05 Ω resistor, as shown in the following figure (Figure
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resistance of the bar and rails. The circuit is in a uniform
magnetic field 1.45 T that is directed into the plane of the
figure. At an instant when the induced current in the circuit is
counterclockwise and equal to 1.70 A , what...
23. As shown in the figure below, a conducting bar of length - 20 em is pulled to the left on frictionlessrails at a constant speed of y 20 m/s. A uniform magnetic field directed out of the page has a magnitude of B-O1T If the rails are connected to a resistor of resistance R-4.0 Ω andan ideal battery of emf e-1.6V, find the magnitude and direction of the current flowing in the circuit formed. Assume that the bar and...
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