*75 (II) (a) Calculate the bit-rate that would be required to address all of the 6 million subpixels (3 x 1080 x 1920) of an HD TV screen at a (refresh) rate of 60 per second (b) Compare to the present-day digital fixed rate of 19 Mb/s, and explain the difference. (c) On average, what % of pixels get refreshed for each frame (refreshed at 60 Hz)? (d) If it were necessary to address every pixel for each frame, how many full scans of the

1- define A. Microgrid B. Distributed generation C. Discuss the advantages and disadvantages of microgrid systems over conventional power systems

What are the constraints are following in unit commitment?

Discuss the principles of grid resilience and how advanced sensors and communication technologies contribute to grid reliability during extreme events.

In N-R method of power flow solution ,the J4 or J22 elements of Jacobian matrix are partial derivatives of Reactive power with respect to bus voltages angles Active power with respect to magnitude of bus voltages Reactive power with respect to magnitude of bus voltages Active power with respect to angle of bus voltages A Moving to another question will save this response. B. acer %23

Q5: (A) A 100 KVsurge travels on an overhead line of surge impedance 400 Q.The line is connected to a cable of surge impedance 50 Q through a resistance R. Find (1) the value of R that it absorbs maximum energy, and (2) voltage and current transmitted into cable? (B) Explain in details the following phrase (The rate of rise of re-striking voltage will become high if the fault ocurrs near the bus bar of the station?

Explain the concept of pumped hydro storage and its role in grid stabilization.

Investigate the role of microgrids in enhancing energy resilience and grid reliability.

Describe the concept of microgrids and their potential applications in enhancing power system resilience.