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State the factors that can increase the speed of rotation of the coil in a D.C. motor.

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Questions

State the factors that can increase the speed of rotation of the coil in a D.C. motor.

How can you increase the speed of rotation of coil in a DC motor?

State any two ways to increase the speed of rotation of the coil in a DC motor.

Short Answer
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Solution

The speed of rotation of the coil in a D.C. motor can be increased by:

  1. Increasing the strength of the current,
  2. Having more turns in the coil,
  3. Increasing the area of the coil,
  4. By increasing the strength of the magnetic field.
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Notes

Students should refer to the answer according to their questions.
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Chapter 10: Electromagnetism - Intex Question [Page 238]

APPEARS IN

Lakhmir Singh Physics [English] Class 10 ICSE
Chapter 10 Electromagnetism
Intex Question | Q 6. 3. | Page 238
Lakhmir Singh Physics [English] Class 10 ICSE
Chapter 10 Electromagnetism
EXERCISE | Q 9. | Page 252
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