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A two-pole, three-phase synchronous generator has a balanced three-phase winding with 15 turns per phase. If the three-phase currents are given by ia = 100 cos 377t, ib = 100 cos(377t - 120°), and ic = 100 cos(377t - 240°), determine:
(a) The peak fundamental component of the mmf of each winding.
(b) The resultant mmf.
What would be the reduction in income-tax charges for the first year of operation if the sum-of-the-years-digits method were used for depreciation accounting instead of the straight-line method?
The Telephone transmission rate at the T3 level is 44.7 Mb/s. Each telephone message accupies 64,000b/s. How many simultaneous message could be set along this system?
Find the best straight line through the following data points
Determine the relationship between flow rate and temperature of the water fed to the scrubber. Is the rate at which heat must be removed from the water as it is pumped 5. If all of the sulfur in the coal reacts to form H2S, determine the air requi..
Steam at 100°C is passed into a condenser at a rate of 500 kg/h and leaves as water at 60°C. If the condenser is supplied with cooling water which enters at 20°C and leaves at 40°C, calculate:- how much heat per hour is extracted from the steam.
A flat slab of Douglas fir wood 50.8 mm thick containing 30 wt% moisture is being dried from both sides (neglecting edges and ends). The equilibrium moisture content at the surface of the wood due to the drying air blown over it is held at 5 wt% mois..
In the chlorination of ethylene to produce dichloromethane (DCE), the conversion of ethylene is reported as 99.0%. If 94 mol of DCE are produced per 100 moll of ethylene reacted, calculate the selectivity and the overall yield based on ethylene. T..
Explain the graphical design procedure for finding the reactor size for adiabatic operations ofPlug flow and Mixed flow reactors.(May-2005 & Dec-2005) and The flowthrougha tubularreactor, inwhicha first order irreversible liquid phase reaction tak..
Find the three highest speeds at which this linkage would be possible.
Chlorine is to be removed from a vent stream by scrubbing with a 5% w/w aqueous solution of sodium hydroxide. The vent stream is essentially nitrogen, with a maximum concentration of 5.5% w/w chlorine.
The curie (Ci) is a commonly used unit for measuring nuclear radioactivity: 1 curie of radiation is equal to decay events per second (the number of decay events from 1 g of radium in 1 s).
The lower flammable limit (LFL) of methanol in air is 6.0 mole%. Calculate the temperature at which the equilibrium percentage of methanol vapor in a saturated methanol-air mixture would equal the LFL. (This temperature is a rough estimate of the ..
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