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प्रश्न
State two ways to increase the speed of rotation of a D.C. motor.
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उत्तर
By increasing the magnetic flux [by using strong magnet]
By reducing number of turns in the winding.
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संबंधित प्रश्न
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For Fleming's left-hand rule, write down the three things that are 90° to each other, and next to each one write down the finger or thumb that represents it.
State under what conditions force acting on a current carrying conductor which is freely suspended in a magnetic field can be maximum.
Write Fleming’s left hand rule.
The shape of the magnetic field lines produced by a current-carrying conductor is ____________.
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