CBSE Class 12-science - AC Generator Videos
AC Generator - Part 1
This video explains the alternating currents and their use, principle behind the working of AC generator and the comparison between AC and DC currents.
More videos from this chapter
View All-
Magnetic Flux - Part 1
-
Establish relation between electricity and magnetism ...
-
Magnetic Flux - Exam Decoded
-
Law of Faraday and Lenz - Part 1
-
Law of Faraday and Lenz - Part 2
- What are slip rings ? 1 mark question
- What is an AC Generator? What is its principle?
- Which rule helps in finding the current induced in an AC generator?
- On what factor does the frequency of an AC generator depend?
- How power is generated in thermal power station?
- What is a multi phase generator?
- What are the advantages of three phase a.c.?
- 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.
- Draw a labeled diagram of an a.c. generator. Explain briefly its principle and working.
- Describe briefly, with the help of a labeled diagram, the basic elements of an A.C. generator. State its underlying principle. Show diagrammatically how an alternating emf is generated by a loop of wire rotating in a magnetic field. Write the expression for the instantaneous value of the emf induced in the rotating loop.
