# Load curve and Mass curve - MCQs with answers

## Load curve and Mass curve - MCQs with answers

Q1. What is a load curve?

a. A plot of load vs current.
b. A plot of load vs time.
c. A plot of load vs duration of time.
d. Total number of units generated vs time.

ANSWER: b. A plot of load vs time.

Q2. What does the area under the load curve represent?

a. System voltage.
b. Current.
c. Energy consumed.
d. Maximum demand.

ANSWER: c. Energy consumed.

Q3. What does the highest point on the daily load curve represents?

b. Maximum demand.
c. Both (a) & (d).
d. None of these.

ANSWER: b. Maximum demand.

Q4. Load curve of a generation is always

a. Positive slope.
b. Zero slope.
c. Negative slope.
d. Combination of (a), (b) and (c).

ANSWER: d. Combination of (a), (b) and (c).

Q5. If the daily load curve is divided by 24, what does this curve represent?

a. Average load for the day.
c. Maximum demand.
d. Demand factor.

ANSWER: a. Average load for the day.

Q6. What does a mass curve represent?

b. The total energy consumed by the load upto a particular time in a day.
c. The number of hours for which a particular lasts during the day.
d. The variation of load during different hours of the day.

ANSWER: b. The total energy consumed by the load upto a particular time in a day.

Q7. The mass curve is plotted from which of the following curve?

a. Chronological curve.
b. Energy load curve.
c. Load duration curve.
d. Both (a) and (b).