- What type of insulator will be used if the direction of the transmission line is to be changed?
- In a transmission line if booster transformers are to be used, preferred location will be
- Stability of a transmission line can be increased by
- If 3000 kW power is to be transmitted over a distance of 30 km, the desirable transmission voltage will be.
- In an AC transmission line difference in phase of voltage at two ends of the line is due to
- Earth wire on EHV overhead transmission line is provided to protect the line against:
- A single-line-to-ground fault on a overhead transmission line creates
- To increase power transfer capability of a long transmission line, we should:
- why there is a difference between the insulation on the beginning and end of transmission line ?
- If diameter of each conductor of a transmission line is ‘d’, then the diameter of n-layer stranded conductor
- An overhead transmission line has a span of 260 m. The weight of the conductor is 0.68 kg/m. The maximum
- The input impedance of a short circuited loss less transmission line of characteristic impedance 50 Ohm is
- Galloping in transmission line conductors arises generally due to
- The power loss in a transmission line depends on
- The inductance of a power transmission line increases with
- Which of the following relations is true for long transmission line ?
- Which of the following is used for power factor improvement in transmission line ?
- The main consideration for operating transmission line at high voltage is
- how the booster is connected in transmission line ?
- The standing wave ratio of a 75 Ω transmission line used to feed a 300 Ω resistive load will be _____.
- A long transmission line has considerable ……………….. effect.
- For a transmission line open circuit and short circuit impedances are 20 Ω and 5 Ω. Then characteristic
- A transmission line has 1 P.0 impedance on a base of 11 KV, 100 MVA. On a base of 55 KV. it will have a P.0 impedance of
- Effect of increase in temperature in an overhead transmission line is
- The bundled conductor in EHV transmission line system provides
- The presence of earth in case of overhead transmission line
- Why are shunt reactors connected at the receiving end of long transmission line system:
- The inductance of single phase two wire power transmission line per km gets doubled when the
- If in a short transmission line, resistance and inductance are found to be...
- The necessary condition to diagonalise a matrix is that (A) its all Eigen values should be distinct. (B) its Eigen vectors should be independent. (C) its Eigen values should be real. (D) the matrix is non-singular.
- One of the necessary and sufficient condition for a network function N(s)=p(s)/q(s) to be a transfer function is...
- If R, L and C are the parameters of a resistor then the condition for the resistor to be non-inductive is
- A 50Ω transmission line is terminated in an impedance of 20-j50. What will be the reflection coefficient?
- For a short transmission line with r/x ratio of is 1.0, the regulation will be zero when the load power factor is
- How many insulator disc used for 33 kV transmission voltage line?
- In which of the following transmission lines, the value of the Shunt admittance should be
- In case the height of transmission tower is increased, which of the following parameter is likely to change?
- The purpose of guard ring in transmission lines is to
- For 11kV line the inductance per km per phase will be of the order of:
- For 11 kV line the capacitance per km per phase will be of the order of:
- For a two port network to be reciprocal:
- The necessary and sufficient condition for a rational function of, T(s) to be driving point impedance of an RC
- For a two -port reciprocal network, the three transmission parameters are A = 4, B = 7 and C = 5. ...
- A 20-MVA, 6.6-kV, 3-phase alternator is connected to a 3-phase transmission line. The per unit
- When the load on a transmission line is equal to the surge impedance loading
- A transmission line of 200 km has a certain A, B, C and D parameters. If the length is reduced to 60 km
- Surge impedance loading (SIL) of power transmission line is the power delivered to a purely
- The time taken for a surge to travel a 600 km long overhead transmission line is?
- In order to recover the original signal from the Sampled one, what is the condition to be satisfied for sampling ...
- If the transmission line is loaded with leading reactive volt amperes, there will be rise of voltage at the...