A Conducting Rod Slides at 4 $\Omega$ ,What Is the Magnetic Field Between the Rails?
A)

question 56

Multiple Choice

A conducting rod slides at 4.0 m/s on metal rails separated by 2.0 m.If a current of 40 mA is generated in the circuit with resistance of 0.36 $\Omega$ ,what is the magnetic field between the rails?

• A) 0.028 T
• B) 0.11 T
• C) 14 mT
• D) 3.6 mT
• E) 1.8 mT