Electrical Economics of Power Generation Interview Questions - Set 06 - ObjectiveBooks

Electrical Economics of Power Generation Interview Questions - Set 06

Practice Test: Question Set - 06


1. The increased load during summer months is due to
    (A) Increased business activity
    (B) Increased water supply
    (C) Increased use of fans and air conditioners
    (D) None of the above

2. _______ is invariably used as base load plant.
    (A) Diesel engine plant
    (B) Nuclear power plant
    (C) Gas turbine plant
    (D) Pumped storage plant

3. ________ is invariably used for peak load
    (A) Nuclear power plant
    (B) Steam turbine plant
    (C) Pumped storage plant
    (D) None of the above

4. Which of the following is the disadvantage of a synchronous condenser?
    (A) High maintenance cost
    (B) Continuous losses in motor
    (C) Noise
    (D) All of the above

5. A power transformer is usually rated in
    (A) kW
    (B) kVAR
    (C) kWh
    (D) kVA

6. A pilot exciter is provided on generators for which of the following reasons?
    (A) To excite the poles of main exciter
    (B) To provide requisite starting torque to main exciter
    (C) To provide requisite starting torque to generator
    (D) None of the above

7. Which of the following plants is almost inevitably used as base load plant?
    (A) Diesel engine plant
    (B) Gas turbine plant
    (C) Nuclear power plant
    (D) Pumped storage plant

8. The effect of electric shock on human body depends on which of the following
    (A) Current
    (B) Voltage
    (C) Duration of contact
    (D) All of the above

9. Which of the following is the disadvantage of static capacitor for power factor improvement?
    (A) Easily damaged by high voltage
    (B) Cannot be repaired
    (C) Short service life
    (D) All of the above

10. High load factor indicates
    (A) Cost of generation per unit power is increased
    (B) Total plant capacity is utilized for most of the time
    (C) Total plant capacity is not properly utilized for most of the time
    (D) None of the above

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