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Ac Generator Free Doubts and Solutions

CBSE - XII Science - Physics - Electromagnetic Induction

explain the use of slip rings in ac generator in detail

Asked by modi72879 16th August 2017, 7:41 AM
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CBSE - XII Science - Physics - Electromagnetic Induction

Explain with the help of a labelled diagram the underlying principle and working of a step- up transformer.Why cannot such a device be used to step - up d.c voltage? Or Draw a labelled diagram of an a.c generator. Explain briefly its principle and working.

Asked by Topperlearning User 7th July 2015, 2:33 PM
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CBSE - XII Science - Physics - Electromagnetic Induction

State the principle of an ac generator. Write an expression for the maximum emf produced in it ?

Asked by Topperlearning User 7th July 2015, 2:19 PM
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CBSE - XII Science - Physics - Electromagnetic Induction

Draw a labeled diagram of an a.c. generator. Explain briefly its principle and working.

Asked by Topperlearning User 7th July 2015, 2:05 PM
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CBSE - XII Science - Physics - Electromagnetic Induction

An AC generator consists on a coil of 500 turns of area 100 cm2 each rotating at an angular speed of 75 rpm in a magnetic field of 3 x 10-2 T. Find the peak value of e.m.f induced.

Asked by Topperlearning User 7th July 2015, 2:04 PM
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CBSE - XII Science - Physics - Electromagnetic Induction

What are the advantages of three phase a.c.?

Asked by Topperlearning User 7th July 2015, 1:58 PM
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CBSE - XII Science - Physics - Electromagnetic Induction

What is a multi phase generator?

Asked by Topperlearning User 7th July 2015, 1:58 PM
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CBSE - XII Science - Physics - Electromagnetic Induction

How power is generated in thermal power station?

Asked by Topperlearning User 7th July 2015, 1:53 PM
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CBSE - XII Science - Physics - Electromagnetic Induction

Which rule helps in finding the current induced in an AC generator?

Asked by Topperlearning User 7th July 2015, 1:45 PM
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CBSE - XII Science - Physics - Electromagnetic Induction

What is an AC Generator? What is its principle?

Asked by Topperlearning User 7th July 2015, 1:43 PM
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CBSE - XII Science - Physics - Electromagnetic Induction

On what factor does the frequency of an AC generator depend?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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