Transmission & Distribution
The square root of the ratio of line impedance and shunt admittance is called the

Surge impedance of the line
Regulation of the line
None of these
Conductance of the line

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Transmission & Distribution
Which of the following is the demerit of a 'constant voltage transmission system'?

Availability of steady voltage at all loads at the line terminals
Improvement of power factor at times of moderate and heavy loads
Increase of short-circuit current of the system
Possibility of better protection for the line due to possible use of higher terminal reactants

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