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1. State Fleming’s Left Hand Rule.
a. According to the Flemings left-hand rule, the forefinger points the direction of the .
b. According to the Flemings left-hand rule, the middle finger points the direction of the induced current .
2. Define magnetic flux density.
a. The unit of measurement of magnetic flux density is
b. Magnetic flux density is defined as the number of magnetic field lines
3. List the main parts of an electric motor.
a. Split ring changes the direction of .
b. Armature used in the electric motor is .
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