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Each one of the following changes will increase emf in a simple generator except: a) increasing the number of turns in the armature coil b) winding the coil on a soft iron armature c) increasing the size of the gap in which the armature turns d) increasing the speed of rotation
Each one of the following changes will increase emf in a simple generator except: a) increasing the number of turns in the armature coil b) winding the coil on a soft iron armature c) increasing the size of the gap in which the armature turns d) increasing the speed of rotation
CBSE | Class 10 | Lakhmir Singh | Magnetic Effects of Electric Current | Physics
Each one of the following changes will increase emf in a simple generator except: a) increasing the number of turns in the armature coil b) winding the coil on a soft iron armature c) increasing the size of the gap in which the armature turns d) increasing the speed of rotation

Answer:

The correct option is c) increasing the size of the gap in which the armature turns

i

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