TasDia Network
TasDia Network

MCQs 1: By the use of which of the following power factor can be improved?

Phase advancers Synchronous compensators Static capacitors Any of the above
Answer Explanation

MCQs 2: An induction motor has relatively high power factor at__________?

rated r.p.m. no load 20 percent load near full load
Answer Explanation

MCQs 3: In a distribution system, in order to improve power factor, the synchronous capacitors are installed__________?

at the receiving end at the sending end either A. or (b) none of the above
Answer Explanation

MCQs 4: Which of the following is the disadvantage of a synchronous condenser?

High maintenance cost Continuous losses in motor Noise All of the above
Answer Explanation

MCQs 5: For a consumer the most economical power factor is generally____________?

0.5 lagging 0.5 leading 0.95 lagging 0.95 leading
Answer Explanation

MCQs 6: In an interconnected system, the diversity factor of the whole system:

remains unchanged decreases increases none of the above
Answer Explanation

MCQs 7: __________ will be least affected due to charge in supply voltage frequency.

Electric clock Mixer grinder Ceiling fan Room heater
Answer Explanation

MCQs 8: Which of the following is not necessarily an advantage of interconnecting various power stations?

Improved frequency of power supplied Reduction in total installed capacity Increased reliability Economy in operation of plants
Answer Explanation

MCQs 9: For a diesel generating station the useful life is expected to be around_________Years?

15 to 20 years 20 to 50 years 50 to 75 years 75 to 100 years
Answer Explanation

MCQs 10: Which of the following is not a method for estimating depreciation charges?

Sinking fund method Straight line method Diminishing value method Halsey’s 50—50 formula
Answer Explanation

MCQs 11: Which of the following source of power is least reliable?

Solar energy Geothermal power Wind power iMHD
Answer Explanation

MCQs 12: An over excited synchronous motor on no load is known as__________?

synchronous condenser generator induction motor alternator
Answer Explanation

MCQs 13: Which of the following plants is almost inevitably used as base load plant?

Diesel engine plant Gas turbine plant Nuclear power plant Pumped storage plant
Answer Explanation

MCQs 14: Which of the following component, in a steam power plant, needs maximum maintenance attention?

Steam turbine Condenser Water treatment plant Boiler
Answer Explanation

MCQs 15: The effect of electric shock on human body depends on which of the following?

current voltage duration of contact all of the above
Answer Explanation

MCQs 16: Which of the following devices may be used to provide protection against lightening over voltages?

Horn gaps Rod gaps Surge absorbers All of the above
Answer Explanation

MCQs 17: Load shedding is possible through which of the following?

Switching of the loads Frequency reduction Voltage reduction Any of the above
Answer Explanation

MCQs 18: The knowledge of diversity factor helps in determining__________?

plant capacity average load peak load kWh generated
Answer Explanation

Related Topics

About Us | Contact Us | Privacy Policy
ABOUT US
Category
Who We Are

TasDia Network, this platform not only provides you the best educational stuff but besides this, we are creating thousands of new ideas to making your signature and planning much more on a single platform.

© 2020-2023, TasDia Network

All rights of the publication are reserved by tasdia.com.