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This section includes 18 Mcqs, each offering curated multiple-choice questions to sharpen your Power Systems knowledge and support exam preparation. Choose a topic below to get started.
1. |
Monthly consumption of a consumer is 500KWh. What will be the monthly bill at the following rate?First 100 unit Rs 0.6/KWhNext 100 units Rs 0.5/KWhRemaining units Rs 0.4/KWh |
A. | Rs 250 |
B. | Rs 25 |
C. | Rs 230 |
D. | Rs 23 |
Answer» D. Rs 23 | |
2. |
What is demand factor of commercial consumers? |
A. | Low |
B. | Low |
C. | High |
D. | More than 1 |
Answer» D. More than 1 | |
3. |
Identify the type of tariff the consumer is charged Rs 4 per unit if the consumer does not exceed 50 KWh, Rs 3.50 per unit if the consumer does not exceed 50 KWh but less than 200 kilowatt hour, and Rs 3 per KWh if consumer exceeds 200 kilowatt hour. |
A. | Flat demand tariff |
B. | Simple tariff |
C. | Flat rate tariff |
D. | Step rate tariff |
Answer» E. | |
4. |
Which statement about simple tariff is true? |
A. | Charges are made as per the total load connected and of fixed duration of use |
B. | Charges are made on the basis of units consumed in a certain period |
C. | Different types of consumers are charged differently |
D. | Charges per kilowatt decreases with increase in unit consumed |
Answer» C. Different types of consumers are charged differently | |
5. |
An electricity supplier is charging for the electricity as per the total load connected, fixed number of hours. This type of tariff will be a ___________ |
A. | Simple tariff |
B. | Flat demand tariff |
C. | Flat rate tariff |
D. | Block rate tariff |
Answer» C. Flat rate tariff | |
6. |
AN_ELECTRICITY_SUPPLIER_IS_CHARGING_FOR_THE_ELECTRICITY_AS_PER_THE_TOTAL_LOAD_CONNECTED,_FIXED_NUMBER_OF_HOURS._THIS_TYPE_OF_TARIFF_WILL_BE_A____________?$ |
A. | Simple tariff |
B. | Flat demand tariff |
C. | Flat rate tariff |
D. | Block rate tariff |
Answer» C. Flat rate tariff | |
7. |
Identify the type of tariff the consumer is charged Rs 4 per unit if the consumer does not exceed 50 KWh, Rs 3.50 per unit if the consumer does not exceed 50 KWh but less than 200 kilowatt hour, and Rs 3 per KWh if consumer exceeds 200 kilowatt hour.$ |
A. | Flat demand tariff |
B. | Simple tariff |
C. | Flat rate tariff |
D. | Step rate tariff |
Answer» E. | |
8. |
Which_statement_about_simple_tariff_is_true?$ |
A. | Charges are made as per the total load connected and of fixed duration of use |
B. | Charges are made on the basis of units consumed in a certain period |
C. | Different types of consumers are charged differently |
D. | Charges per kilowatt decreases with increase in unit consumed |
Answer» C. Different types of consumers are charged differently | |
9. |
If an industrial consumer consumes 50KW for 4 hours, 300KW for 15 hours and 60KW for 5 hours daily and the tariff rate is Rs 5/KWh. What is the energy consumption in a month of 30 days? |
A. | Rs 750000 |
B. | Rs 475000 |
C. | Rs 755000 |
D. | Rs 470000 |
Answer» B. Rs 475000 | |
10. |
What_is_demand_factor_of_commercial_consumers? |
A. | Low |
B. | Low |
C. | High |
D. | More than 1 |
Answer» D. More than 1 | |
11. |
What is the tariff in case of power system? |
A. | The taxes which a power plant pay to Indian government |
B. | The taxes which a power plant pay to state government |
C. | The taxes which a Power Grid pay to Indian government |
D. | The schedule of rates are charged of supply of electricity for consumers |
Answer» E. | |
12. |
Which of the following gas turbine power plant can use working medium of required property? |
A. | Closed cycle gas turbine power plant |
B. | Open cycle gas turbine power plant |
C. | Open and closed cycle gas turbine power plant |
D. | No gas turbine power plant can use working medium of required property. |
Answer» B. Open cycle gas turbine power plant | |
13. |
Fuel other than natural gas i.e. solid and liquid fuels can be used in _______ |
A. | open cycle gas turbine power plant |
B. | closed cycle gas turbine power plant |
C. | open and closed cycle gas turbine power plant |
D. | only natural gas is used in gas turbine power plant |
Answer» C. open and closed cycle gas turbine power plant | |
14. |
What is the function of regenerator? |
A. | Eatery compresses the exhaust gases |
B. | It heats the compressed air |
C. | It regenerates the combustible gas from exhaust gas |
D. | It regenerates the combustible oil from exhaust gas |
Answer» C. It regenerates the combustible gas from exhaust gas | |
15. |
What is intercooling in gas turbine power plant? |
A. | Removal of heat from combustion gas between stages of turbine |
B. | Removal of heat from compressor between stages of compressor |
C. | Removal of heat from intake air |
D. | Removal of heat from exhaust air |
Answer» C. Removal of heat from intake air | |
16. |
Which component of gas turbine power plant is main cause of its low efficiency? |
A. | Gas turbine |
B. | Combustion chamber |
C. | Compressor |
D. | Starting motor |
Answer» D. Starting motor | |
17. |
Which of the following is not used in gas turbine power plant? |
A. | Compressor |
B. | Turbine |
C. | Combustion chamber |
D. | Condenser |
Answer» E. | |
18. |
The installation time for a gas turbine power plant is ______________ |
A. | Comparatively less than thermal power plant |
B. | Comparatively more than thermal power plant |
C. | Equal to thermal power plant |
D. | Very much longer than thermal power plant |
Answer» B. Comparatively more than thermal power plant | |