Subject Repository
Electrical Engineering Mcqs
Showing 1541 – 1560 of 3,699 verified multiple choice questions with answers and explanations.
Q1541NTS / FPSC / PPSC
On which of the following effects of electric current a fuse operates ?
Q1542NTS / FPSC / PPSC
The fuse rating is expressed in terms of_____________?
Q1543NTS / FPSC / PPSC
The power loss is an important factor for the design of_______________?
Q1544NTS / FPSC / PPSC
The material used for fuse must have_____________?
Q1546NTS / FPSC / PPSC
The steady state stability of the power system can be increased by_____________?
Q1547NTS / FPSC / PPSC
Series capacitors are used to_________________?
Q1548NTS / FPSC / PPSC
The torque produced in induction type relay (shaded pole structure) is_____________?
Q1550NTS / FPSC / PPSC
Air blast circuit breakers for 400 kV power system are designed to operate in_______________?
Q1551NTS / FPSC / PPSC
The fuse wire, in D.C. circuits, is inserted in____________?
Q1554NTS / FPSC / PPSC
The information to the circuit breaker under fault conditions is provided by____________?
Q1555NTS / FPSC / PPSC
By which of the following methods major portion of the heat generated in a H.R.C. fuse is dissipated ?
Q1556NTS / FPSC / PPSC
A balanced 3-phase system consists of_______________?
Q1557NTS / FPSC / PPSC
A short-circuit is identified by_____________?
Q1558NTS / FPSC / PPSC
To limit short-circuit current in a power system are used______________?
Q1559NTS / FPSC / PPSC
In a single bus-bar system there will be complete shut down when____________?
Q1560NTS / FPSC / PPSC