Which of the following statements is/are correct regarding the generation of EMF in rotating electrical machines in the armature winding? EMF is generated ____________
A. by rotating armature windings through a magnetic field
B. by rotating magnetic field with respect to the armature windings
C. by designing the magnetic circuit to have variable reluctance with rotor rotation
D. any of the mentioned
Answer:A
Which of the following statements is/are correct regarding the generation of EMF in rotating electrical machines in the armature winding? EMF is generated ____________
A. by rotating armature windings through a magnetic field B. by rotating magnetic field with respect to the armature windings C. by designing the magnetic circuit to have variable reluctance with rotor rotation D. any of the mentioned
Explanation: Any of the above mentioned methods will produce EMF in the armature windings. 2. The EMF equation e = NωrΦsinωrt is applicable to ____________