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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 : 50
The ability of a material to conduct magnetic flux through it.

Permittivity
Reluctivity
Conductivity
Permeability

Question No : 51
The ratio of the permeability of material to the permiabiity of air or vacuum.

Relative permeability
Relative permittivity
Relative conductivity
Relative reluctivity

Question No : 52
Permeance is analogous to

Conductance
Reluctance
Admittance
Resistance

Question No : 53
The property of magnetic materials of retaining magnetism after withdrawal of the magnetizing force is known as

Retentivity
Reluctivity
Resistivity
Conductivity

Question No : 54
The quantity of magnetism retained by a magnetic material after withdrawal of the magnetizing force is called

Leftover magnetism
Hysteresis
Residual magnetism
Coercivity

Question No : 55
The amount of magnetizing force to counter balance the resid magnetic material is referred to as

Reluctivity
Susceptivity
Coercivity
Retentivity

Question No : 56
The ratio of the total flux (flux in iron path) to the useful flux (flux in air gap)

Leakage flux
Leakage current
Leakage coefficient
Leakage factor