Asked/Added Questions From NCERT:

Question 1. Asked on :23 August 2019:04:42:19 PM

State the principle of an electric generator?

-Added by Himanshi Verma Science » Ch 13

Answer:

priyanshu kumar
Electric generator works on the principle of an electromagnetic induction. In a generator electricity is generated by rotating a coil in the magnetic field.

-Answered by priyanshu kumar On 13 November 2019:08:27:22 AM

Question 2. Asked on :23 August 2019:04:39:24 PM

What is the role of the split ring in an electric motor?

-Added by Himanshi Verma Science » Ch 13

Answer:

priyanshu kumar
Split ring played as a role of a commutator in an electric motor. The commutator reverses the direction of the current flowing through the coil. Due to this reversal of current, the coil continues to rotate in the same direction.

-Answered by priyanshu kumar On 13 November 2019:08:27:35 AM

Question 3. Asked on :23 August 2019:04:36:28 PM

What is the principle of electric motor?

-Added by Himanshi Verma Science » Ch 13

Answer:

priyanshu kumar
The working of a principle motor is based on the magnetic effect of current. A current carrying conductor when placed in a magnetic field experiences force and rotates. The direction of the rotation of the conductor can be determined by Fleming's Left hand rule.

-Answered by priyanshu kumar On 13 November 2019:08:27:50 AM

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