A transmission line of pure resistance characteristic impedance is terminated with an unknown load. The measured value of VSWR on the line is 2 and a voltage minimum point is found to be at the load. The load impedance is then

For a given system consisting of two generators
Units Rating(MW) Speed Drop(%R)
1. 400 0.04
2. 800 0.05
The units share load of P1=200MW and P2=600MW. The units are operating in parallel to share a load of 700 MW at 50 HZ. The load is increased by 130MW with B=0. Then the value new steady state frequency variation is ______________

Which one of the following field patterns represents a TEM wave travelling in the positive x direction?

A 50 bus power system Ybus has 80% sparsity. The total number of transmission lines will be ___________

In a microwave test bench, why is the microwave signal amplitude modulated at 1 kHz?

The given graph is the depiction of ________ on a large power system network.

Consider a lossless antenna with a directive gain of +6 decibel. If 1 milliwatt of power is fed to it, the total power radiated by the antenna will be (in milliwatt)

A single core cable is graded by using three dielectrics with relative permittivity 5,4,3 respectively. The diameter of the conductor is 2cm and the overall diameter is 8 cm. If the three dielectric work at the same maximum stress of 40kV/cm, then the safe working rms voltage of cable is ______ kV

A generator delivers power of 1 pu to an infinite bus through a purely reactive network. The maximum power that could be delivered by generator is 2 pu. A three phase fault occurs at the generator which reduces the generator output to zero. The fault is restored after ‘tc’ seconds. The maximum swing of rotor angle is found to be ?max = 110o electrical. The rotor angle at ‘tc’ is ________ electrical deg.

A system consists of an alternator having reactance of 0.5pu connectedto an infinite bus through a series of reactance of 1 pu. The generator terminal voltage of IBB is 1 pu and that of 1.2 pu. The steady state power system limit (in pu) is ___________

A system consists of an alternator having reactance of 0.5pu connected to an infinite bus through a series of reactance of 1 pu. The generator terminal voltage of IBB is 1 pu and that of 1.2 pu. The Steady state occurs at power angle of ________degree.