List of top Electrical Engineering Questions asked in Telangana State Post Graduate Engineering Common Entrance Test

A unity feedback system has open loop transfer function \( \frac{1}{(s^2 + 5)} \), then the closed loop transfer function is
The value of \( k \), where root locus cuts the jω axis in plotting root locus, is calculated by
If the phase angle at gain cross-over frequency of a system is -116°, then the phase margin will be
A system has the following characteristic polynomial equation and it has three sign changes in the first column of Routh array. Choose correct choice for the number of roots on right and left side of s-plane. \[ s^4 + 3s^3 + 10s^2 + 5s + 10 = 0 \]
Consider the following statements:
1. By using bundled conductors in an overhead line, the corona loss is reduced
2. By using bundled conductors, the inductance of transmission line increases and capacitance reduces
3. Corona loss causes interference in adjoining communication lines
Which of these statements are correct?
The order of the lightning discharge current is
For open loop system, the sensitivity of overall transfer function for a small change in forward path transfer function \( G(s) \) is
The maximum reactive power generation of a generator is limited because of
The line trap unit employed in carrier current relaying offers
A stranded conductor is expressed as 19/1 where the first number corresponds to ........ and the second number corresponds to ........
In case of a transmission line, the corona ______
In case of overhead lines, normally ______ insulators are used at road crossings
Short circuit MVA of a 3-phase alternator is ______
Choose the correct one: The zero sequence voltages are single phase voltages and they give rotating field in ___ space
The steady state stability limit of a power system can be increased by
In case of voltage control of a power system network, for the same voltage both the reactive power capacity of a shunt capacitor is _____ that of a series capacitor.
The typical values of voltage regulation and efficiency of a medium transmission line respectively are
By using bundle conductor ______
Typical values of time constants of a load frequency control system in case of thermal power generation system are related as (Tsg: speed governor, Tps: power system, Tt: turbine)
The quantities to be obtained at slack bus with usual notations are
A travelling wave of 500/1/55 means a crest value of
Choose the correct one:
Choose the correct one:
Whenever a short circuit takes place at a bus with higher short circuit capacity,
If short pitch angle of a 3-$\phi$, 2 pole synchronous machine is \(30^\circ\), then pitch factor is
Speed of 3-$\phi$ synchronous motor can be controlled by varying frequency at constant torque at