Subject Repository
Electrical Engineering Mcqs
Showing 1601 – 1620 of 3,699 verified multiple choice questions with answers and explanations.
Q1601NTS / FPSC / PPSC
Resistance grounding is used for voltage between_________________?
Q1602NTS / FPSC / PPSC
The ground wire should not be smaller than No _________ copper
Q1603NTS / FPSC / PPSC
Interruption of large currents by relay requires______________?
Q1604NTS / FPSC / PPSC
The arc voltage produced in A.C. circuit breaker is always_____________?
Q1605NTS / FPSC / PPSC
Overheating of relay contacts or contact born out is due to_______________?
Q1606NTS / FPSC / PPSC
Shunt capacitance is neglected while considering______________?
Q1607NTS / FPSC / PPSC
Ionization in circuit breaker is facilitated by___________?
Q1608NTS / FPSC / PPSC
A transmission line is protected by_____________?
Q1609NTS / FPSC / PPSC
When a transmission line is energized, the wave that propagates on it is____________?
Q1610NTS / FPSC / PPSC
Burden of a protective relay is the power______________?
Q1611NTS / FPSC / PPSC
The current zero interruption, in oil and air blast circuit breakers, is achieved by____________?
Q1612NTS / FPSC / PPSC
The current zero interruption, in oil and air blast circuit breakers, is achieved by_______________?
Q1613NTS / FPSC / PPSC
The relay operating speed depends upon_________________?
Q1614NTS / FPSC / PPSC
Relays can be designed to respond to changes in________________?
Q1615NTS / FPSC / PPSC
An efficient and a well designed protective relaying should have_____________?
Q1616NTS / FPSC / PPSC
A differential relay measures the vector difference between_________________?
Q1617NTS / FPSC / PPSC
Protective relays are devices that detect abnormal conditions in electrical circuits by measuring_____________?
Q1618NTS / FPSC / PPSC
In a circuit breaker the basic problem is to________________?
Q1619NTS / FPSC / PPSC
The voltage appearing across the contacts after opening of the circuit breaker is called__________voltage
Q1620NTS / FPSC / PPSC