Basic Electrical Engineering Questions and Answers
Q1.
According to Fleming’s right hand rule, the thumb points towards?
Answer:
Motion of the conductor
Q2.
According to Fleming’s right hand rule, the index finger points towards?
Answer:
Magnetic flux
Q3.
According to __________ induced emf is equal to rate of change of magnetic flux.
Answer:
Faraday’s law
Q5.
PMMC instruments can be used as a fluxmeters by ___
Answer:
Removing the control spring
Q6.
What happens to the MMF when the magnetic flux decreases?
Answer:
Decreases
Q7.
Reluctance is ______ to the length of the material.
Answer:
Directly proportional
Q8.
The electrical equivalent of reluctance is?
Answer:
Resistance
Q9.
A substance whose relative permeability is more than the permeability of free space is?
Answer:
Both paramagnetic and ferromagnetic
Q10.
Permeability of free space is also known as ____
Answer:
Magnetic constant
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