| S No | Question |
Question 1
| Describe electromagnetic induction with simple experiments. Explain the factors affecting magnitude and direction of induced emf. See Answer State Faraday’s Law of electromagnetism. Also explain statically and dynamically induced emfs with experiments. See Answer Describe Lenz’s law. Show that this law is a manifestation of the law of conservation of energy. See Answer Explain the phenomenon of mutual induction. Define the coefficient of mutual induction and its units. See Answer |
| Question 5 Question 6 Question 7 Question 8 Question 9 Question 10 Question 11 | Explain the phenomenon of self-induction. Define the coefficient of self-induction and its unit. See Answer What is motional emf? Show that motional induced emf = Blv. See Answer What is AC generator? Explain how alternating emf is generated by a loop of wire rotating in a magnetic field? See Answer What is A.C motor? Explain the construction and working of A.C motor. See Answer What is transformer? Give its principle and mathematical relations. Explain why laminated iron core is used instead of solid iron. See Answer Explain the back emf in an electric motor. See Answer Explain eddy currents with suitable example. How eddy currents be minimized? See Answer |