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celestemaria0727
celestemaria0727
20.08.2019 • 
Physics

1. if an external magnetic field increases in the area given, then the induced magnetic field points in
a) same direction
b) opposite direction
and the induced emf is
a) equal to zero
b) not equal to zero
2. if the external magnetic field is constant in the area given, then the induced magnetic field points in
a) same direction
b) opposite direction
and the induced emf is
a) equal to zero
b) not equal to zero
3. if an external magnetic field decreases in the area given, then the induced magnetic field points in
a) same direction
b) opposite direction
and the induced emf is
a) equal to zero
b) not equal to zero

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