4
Physics
Magnetic Effects of Electric Current
Magnetic field, force on a current-carrying conductor, electromagnetic induction.
Sample Practice Questions
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1
Easy
The direction of the magnetic field produced around a current-carrying straight conductor is given by:
AFleming's left-hand rule
BRight-hand thumb rule
CFleming's right-hand rule
DLenz's law
2
Easy
Which device converts electrical energy into mechanical energy?
AGenerator
BBattery
CElectric motor
DTransformer
3
Easy
The phenomenon of generating an EMF in a coil by changing the magnetic flux through it is called:
AInduction
BElectromagnetic induction
CPolarisation
DMagnetisation
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