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ISRO EE Quiz 5

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Question 1

A load centre of 120 MW derives power from two power stations connected by 220 kV transmission lines of 25 km and 75 km as shown in figure below. The three generators G1, G2 and G3 are of 100 MW capacity each and have identical fuel cost characteristics. The minimum loss generation schedule for supplying the 120 MW load is

Question 2

Of following transfer function of second order linear time invariant systems, the under damped system is represented by.

Question 3

Determine the inductor voltage ‘V’ in the circuit shown below for t > 0?

Question 4

A single phase full bridge converter supplies power to constant current load. If the triggering angle is 45o, what is the input power factor of the converter?

Question 5

In a linear system, an input of 5sint produces an output of 10cost. The output corresponding to input 10cost will be equal to:

Question 6

Determine the energy density in free space created by a magnetic field with intensity H = 103 A/m.

Question 7

Transfer function of a system is. How many roots are lying on the right half side of S-Plane for numerator and denominator for the transfer function?

Question 8

Which of the following measures cannot be effective in reducing the noise?
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Mar 27ESE & GATE EE