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ICSE Class 10 Physics Question 10 of 27

Solved 2024 Question Paper ICSE Class 10 Physics — Question 25

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25
Question

Question 3(iii)

State two factors affecting the speed of rotation of the coil in a D.C. motor.

Answer

The speed of rotation of coil can be increased by the following two ways :

  1. by increasing the strength of current in the coil,
  2. by increasing the number of turns in the coil.