A conducting rod with a length ℓ = 25 cm is placed on a U-shaped metal wire that is connected to a lightbulb having a resistance of 8.0 Ω as shown in the figure.The wire and the rod are in the plane of the page.A constant uniform $\vec { B }$ field of 0.40 T in magnitude is applied perpendicular to and into the paper.An external applied force moves the rod to the right with a constant speed of 6.0 m/s.What are the magnitude and direction of the induced current in the circuit?
A)17 mA clockwise
B)17 mA counterclockwise
C)75 mA counterclockwise
D)75 mA clockwise
E)52 mA clockwise

Question

A conducting rod with a length ℓ = 25 cm is placed on a U-shaped metal wire that is connected to a lightbulb having a resistance of 8.0 Ω as shown in the figure.The wire and the rod are in the plane of the page.A constant uniform $\vec { B }$ field of 0.40 T in magnitude is applied perpendicular to and into the paper.An external applied force moves the rod to the right with a constant speed of 6.0 m/s.What are the magnitude and direction of the induced current in the circuit? 
A)17 mA clockwise 
B)17 mA counterclockwise 
C)75 mA counterclockwise 
D)75 mA clockwise 
E)52 mA clockwise

Quizplus · Accepted Answer

The Answer of A conducting rod with a length ℓ = 25 cm is placed on a U-shaped metal wire that is connected to a lightbulb having a resistance of 8.0 Ω as shown in the figure.The wire and the rod are in the plane of the page.A constant uniform $\vec { B }$ field of 0.40 T in magnitude is applied perpendicular to and into the paper.An external applied force moves the rod to the right with a constant speed of 6.0 m/s.What are the magnitude and direction of the induced current in the circuit? 
A)17 mA clockwise 
B)17 mA counterclockwise 
C)75 mA counterclockwise 
D)75 mA clockwise 
E)52 mA clockwise

A Conducting Rod with a Length ℓ = 25 Cm B⃗\vec { B }B

A Conducting Rod with a Length ℓ = 25 Cm $\vec { B }$