GETCO Exam Paper (11-06-2017) A synchronous condenser is virtually a/an induction motor under-excited synchronous motor commutatr motor over-excited synchronous motor induction motor under-excited synchronous motor commutatr motor over-excited synchronous motor ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Synchronous motor operate at no load with over excitation it behave as synchronous capacitorsupply reactive power at leading power factor
GETCO Exam Paper (11-06-2017) The most accurate and versatile method of achieving power compensation is by using switched capacitors saturable reactor with capacitor bank switched capacitor with controlled reactors fixed capacitor with controlled reactor switched capacitors saturable reactor with capacitor bank switched capacitor with controlled reactors fixed capacitor with controlled reactor ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) The current through series RLC circuit under resonance condition will be V/R none V/XC V/XL V/R none V/XC V/XL ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For series resonace circuit,Z = RI = ImaxI = V/Z = V/R
GETCO Exam Paper (11-06-2017) A fuse is normally inserted in neutral wire normally inserted in phase wire never inserted in neutral wire never inserted in phase wire normally inserted in neutral wire normally inserted in phase wire never inserted in neutral wire never inserted in phase wire ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (11-06-2017) In a 3-phase, 4-wire cable the cross sectional area of neutral conductor is half of the area of phase conductor equal to the area of phase conductor double the area of phase conductor 1.5 times the area of phase conductor half of the area of phase conductor equal to the area of phase conductor double the area of phase conductor 1.5 times the area of phase conductor ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Answer as per answer key provided is “double the area of phase conductor”. But neutral wire can be half of phase.
GETCO Exam Paper (11-06-2017) The booster is inserted in the circuit to reduce current compensate for voltage drop increase current reduce voltage drop reduce current compensate for voltage drop increase current reduce voltage drop ANSWER DOWNLOAD EXAMIANS APP
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