# Demand Factor - MCQs with answers

## Demand Factor - MCQs with answers

Q1. What is the result of the product of diversity factor and maximum demand?

a. Average demand
b. Sum of consumers maximum demand
c. Installed capacity.
d. Generated power.

ANSWER: b. Sum of consumers maximum demand

Q2. Maximum demand on the power system is

a. Sum of the maximum demands of all its consumers.
b. Greatest average load in a specified time.
c. Peak value of load in a specified time.
d. All of the above.

Q3. What is demand factor?

a. Average load to maximum demand.
b. Maximum demand to connected load.
c. Connected load to maximum demand.
d. Maximum demand to average load.

Q4. What is the value of demand factor?

a. Greater than unity.
b. Less than unity.
c. Always more than unity.
d. Normally more than unity.

a. Installed electrical load in the premises of the consumer.
b. Maximum load a consumer draws.
c. Load drawn by a consumer at any instant.
d. None of the above.

Q6. The power system experiences peak demand from

a. Midnight to 8 A.M
b. 8 A.M to 2 P.M
c. 2 P.M to 6 P.M
d. 6 P.M to 10 P.M

ANSWER: d. 6 P.M to 10 P.M

Q7. The maximum demand on the power system is 100 MW. If the annual load factor is 40%. Calculate the total energy generated in a year.

a. 3761 * 105 kWh
b. 4174 * 105 kWh
c. 3504 * 105 kWh
d. 3500 * 105 kWh

ANSWER: c. 3504 * 105 kWh

Q8. The power demand can be estimated approximately by

b. Mathematical method.
c. Statistical method.
d. Economic parameters.

Q9. A generating station has a connected load of 55 MW and maximum demand of 20 MW. What is the demand factor?

a. 0.4785
b. 0.3636
c. 2.75
d. 1100

Q10. Determine the average demand of a plant if its load factor and maximum demand are 0.60 and 30 MW.

a. 20 MW
b. 18 MW
c. 50 MW
d. 13 MW