Switchgear Protections - Study Mode
[#11] The torque produced in induction type relay (shaded pole structure) is
Correct Answer
(B) inversely proportional to the square of the current
[#12] What will be the reflection co-efficient of the wave of load connected to transmission line if surge impedance of the line is equal to load ?
Correct Answer
(A) Zero
[#13] Burden of a protective relay is the power
Correct Answer
(B) absorbed by the circuit of relay
[#14] The line insulation is the insulation level of the station equipment.
Correct Answer
less than
[#15] A balanced 3-phase system consists of
Correct Answer
(B) positive sequence currents only