Starting outside the region with the magnetic field, a single square coil of wire moves across the region with a uniform magnetic field perpendicular to the page. The loop moves at constant velocity . As seen from above, a counterclockwise emf is regarded as positive. Roger claims that the graph shown below represents the induced emf. Martin says he's wrong. In which direction did the loop move over the plane of the page, or is Martin correct?

Question

Starting outside the region with the magnetic field, a single square coil of wire moves across the region with a uniform magnetic field  perpendicular to the page. The loop moves at constant velocity  . As seen from above, a counterclockwise emf is regarded as positive. Roger claims that the graph shown below represents the induced emf. Martin says he's wrong. In which direction did the loop move over the plane of the page, or is Martin correct?

Quizplus · Accepted Answer

The Answer of Starting outside the region with the magnetic field, a single square coil of wire moves across the region with a uniform magnetic field  perpendicular to the page. The loop moves at constant velocity  . As seen from above, a counterclockwise emf is regarded as positive. Roger claims that the graph shown below represents the induced emf. Martin says he's wrong. In which direction did the loop move over the plane of the page, or is Martin correct?

Starting Outside the Region with the Magnetic Field, a Single