Ferranti Effect - MCQs with Answers

Ferranti Effect - MCQs with Answers

Q1. When does the Ferranti effect happen on the transmission line?

a. When the line is short and loaded.
b. When the line is long and loaded.
c. When the line is long and unloaded.
d. None of these.

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Q2. When is the Ferranti effect on the long transmission lines experienced?

a. The line is lightly loaded.
b. The line is heavily loaded.
c. The line is fully loaded.
d. The power factor is unity.

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Q3. Correctly match the items in List 1 to the items in List 2:

List 1

A. Skin Effect
B. Proximity Effect
C. Ferranti effect
D. Surge impedance

List 2

1. Increase in resistance but decrease in self inductance.
2. Increase in ac resistance.
3. Owing to voltage drop across line inductance due to flow of a charging current.
4. Square root of ratio of line impedance and shunt admittance.

Codes:

A B C D
a. 2 1 3 4
b. 1 2 4 3
c. 3 4 2 1
d. 4 3 1 2

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