enlist two factors that enhance the power of commercial motors
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7
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(ii) Large number of turns conducting wire in current carrying coil. (iii) A soft iron core on which the coil is wound. The combination of soft iron core and coil is an armature. It enhances the power of motor.
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1
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(i) Using an electromagnet in place of permanent magnet.
(ii) Increasing the number of turns in the coil.
(iii) Using a soft iron core on which the coil is wound.
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