Transmission And Distribution Part 2
Category –EE Online Test
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Attempt Free Transmission And Distribution Part 2 Here. Read The Important Electrical MCQ From Below.
Q1. In a D.C. 3-wire distribution system, balancer fields are cross-connected in order to
A. boost the generated voltage
B. balance loads on both sides of the neutral
C. make both machines run as unloaded motors
D. equalize voltages on the positive and negative outers
Ans. D
Q2. The power transmitted will be maximum when
A. corona losses are minimum
B. reactance is high
C. sending end voltage is more
D. receiving end voltage is more
Ans. C
Transmission And Distribution Part 2
Q3. Transmission voltage of 11 kV is normally used for distances upto
A. 20-25 km
B. 40-50 km
C. 60-70 km
D. 80-100 km
Ans. A
Q4. By which of the following a bus-bar is rated ?
A. Current only
B. Current and voltage
C. Current, voltage and frequency
D. Current, voltage, frequency and short time current
Ans. D
Q5. Aluminium has a specific gravity of
A. 1.5
B. 2.7
C. 4.2
D. 7.8
Ans. B
Transmission And Distribution Part 2
Q6. In the analysis of which of the following lines shunt capacitance is neglected ?
A. Short transmission lines
B. Medium transmission lines
C. Long transmission lines
D. Medium as well as long transmission lines
Ans. A
Q7. The following system is not generally used
A. 1-phase 3 wire
B. 1-phase 4 wire
C. 3-phase 3 wire
D. 3-phase 4 wire
Ans. B
Q8. The top most conductor in a high transmission line is
A. earth conductor
B. R-phase conductor
C. Y-phase conductor
D. B-phase conductor
Ans. A
Q9. In which of the following voltage regulators the effect of dead zero is found ?
A. Electromagnetic type
B. Magnetic amplifier
C. Electronic type using integrated circuits
D. All of the above
Ans. A
Transmission And Distribution Part 2
Q10. If string efficiency is 100 percent it means that
A. potential across each disc is zero
B. potential across each disc is same
C. one of the insulator discs is shorted
D. none of the above
Ans. B
