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प्रश्न
Name the principle of AC generator.
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उत्तर
Faraday’s first law or principle of electromagnetic induction.
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संबंधित प्रश्न
In which of the following case does the electromagnetic induction occur?
Magnetic flux passing through a coil is initially 6 x 10-4 Wb. It reduces to 10 % of its original value in 't' second. If the e.m.f. induced is 0.54 mV then 't' in second is ____________.
The magnetic flux through a coil perpendicular to its plane is varying according to the relation Φ = (5t3 + 4t2 + 2t − 5) Weber. If the resistant of the coil is 5 ohm, then the induced current through the coil at t = 2 sec will be ______.
Under what condition is an electric current induced in a coil?
What is the current produced in a coil by changing magnetic flux called?
When is an emf induced as a magnet moves towards or away from a coil?
What happens when changing magnetic flux passes through a coil that is an open circuit with infinite resistance?
What does the negative sign in Faraday’s First Law indicate?
What interaction opposes a north pole moving towards the near face of a coil?
In Fleming’s Right-Hand Rule, which finger gives the direction of the induced current?
