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Electricity Fundamentals MCQ Question with Answer

Electricity Fundamentals MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 22
If on looking at any one end of a solenoid; the direction of current flow is found to be clockwise then the end under observation is a south pole. This is known as

Right hand rule
Left hand rule
Cork screw rule
End Rule

Question No : 23
If the solenoid is gripped by the right hand with the fingers pointing the direction of current flowa the outstretched thumb will then point the north pole. This is known as

Right hand rule
Helix rule
End rule
Cork screw rule

Question No : 24
The process by which an emf and hence current is generated or induced in a conductor when there is a change in the magnetic flux linking the conductor is called

Electromagnetic induction
Mutual induction
Faraday's law
Electromagnetic interference

Question No : 25
The emf induced in a coil due to the change of its own flux linked with it is called

Mutually induced emf
Dynamically induced emf
Statically induced emf
Self induced emf

Question No : 26
The emf induced in a coil due to the changing current of another neighboring coil is called

Mutually induced emf
Self induced emf
Statically induced emf
Dynamically induced emf

Question No : 27
When a conductor is stationary and the magnetic field is moving or changing the emf induced is called

Statically induced emf
Mutually induced emf
Self induced emf
Dynamically induced emf

Question No : 28
The magnetic potential in a magnetic circuit can be measured in terms of

Mmf
Emf
Farad
Coulomb