Engineering, 19.07.2019 00:20 asclp
Three turbine generators of 20 mw capacity are supplying a load of 48 mw and the load suddenly increases to 50 mw. two of the units are set with a speed droop of 9% and speed adjustment of 6%. the third unit is operating at zero speed droop and zero speed adjustment. determine the change in system frequency due to the sudden load change. what wi the speed change be if the load increases to 54 mw?
Answers: 1
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The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite
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Engineering, 04.07.2019 08:10
Which of the following is an easy way to remember the modified “x” tire rotation? a. nondrive wheels straight, cross the drive wheels b. drive wheels straight, cross the nondrive wheels c. drive wheels crossed, nondrive wheels straight d. drive wheels crossed, nondrive wheels crossed
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Engineering, 04.07.2019 18:10
Aflywheel accelerates for 5 seconds at 2 rad/s2 from a speed of 20 rpm. determine the total number of revolutions of the flywheel during the period of its acceleration. a.5.65 b.8.43 c. 723 d.6.86
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Engineering, 04.07.2019 18:10
Water in a partially filled large tank is to be supplied to the roof top, which is 8 m above the water level in the tank, through a 2.2-cm-internal-diameter pipe by maintaining a constant air pressure of 300 kpa (gage) in the tank. if the head loss in the piping is 2 m of water, determine the discharge rate of the supply of water to the roof top in liters per second.
Answers: 3
Three turbine generators of 20 mw capacity are supplying a load of 48 mw and the load suddenly incre...
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