## QUIZ - 9

1. A transmission line of length more than 160 Km and line voltage higher 100 kV then it is called:
• Short Transmission line
Medium Transmission line
Long Transmission line
None of these

2. If the overhead transmission line is loaded with the loading equal to the surge impedance, then the voltage at receiving end is:
• Greater than the sending end
Less than the sending end
Equals to the sending end
None of these

3. The paramters of a transmission line for exact solution are:
• Distributed parameters
Lumped parameters
mixed parameters
None of these

4. The value of charging current at the receiving end of the transmission line is:
• Zero
Modarate
None of these

5. The square root of the ratio of line impedance to its shunt admittance is called:
• Regulation of the transmission line
Surge impedance of the transmission line
Conductance of the transmission line
Surge admittance of the transmission line

6. If the receiving end voltage is greater than the sending end voltage, regulation of transmission line is:
• Positive
Negative
Zero
None of these

7. The charging current in the transmission line:
• lags the voltage by 90˚

8. The reflection coefficient of an open-ended transmission line is:
• 1.0
0.5
-1.0
2.0

9. Ferranti effect is experienced on a long overhead transmission lines when it is: