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on the basis of a given load of pulley fg 4000n determine the load of the bearing rope ba the load should be the basis
calculate the induction generators total internal current to feed the load specified in given exercise separating the
there is a three-phase ig of 110 v 60nbsphz 4 poles 1900 rpm y stator connection and an equivalent circuit given as r1
in a conventional thyristor 12-pulse converter estimate the internal drop of voltage regulation and pf for the
a single-phase diode bridge is supplied by an acnbspsource of 257 v 60nbsphz this bridge in turn supplies a dc load of
using excel or a similar program plot the following relationships of the ig you have used in the lab testsa output
calculate the necessary torque of a primary machine and the maximum rated power of an ig fed at 60 kv 60nbsp hz 4 poles
using the data given in problem estimate the difference in your calculations if the theacutevenin equivalent circuit
give the effective self-exciting capacitance at 1900 rpm and 60 hz of an induction generator having a rated
the number of molecules crossing a unit area per unit time in one direction is given bywhere n is the number of
in problem above find the depth at which the net force on the tank is zeroproblem-on a certain day the barometric
1 why is dfig not considered for motoring applications for speed range from zero to rated speed2 equation relates
collect data for a wind power site being considered for the installation of a small power plantdevelop a computer
1 do the same as in problem 2 for a small hydro power plant2 develop a program to estimate induction generator
do the same as given problem but use simplorer another circuitsystem simulatorproblem-use the matlabsimulink block
question1 mechanics of materialsnbspthree vertical wires a b and c are suspended from rigid supports as shown a rigid
if the fluid of density r in problem obeys the perfect gas law obtain the equation of state of the mixture that iswill
1 using the expression for the gradient in polar coordinates appendix a find the gradient of psirtheta whenwhere is the
1 a vertical cylindrical tank having a base diameter of 10 m and a height of 5 m is filled to the top with water at
1 a pressure of 10 mpa is applied to 025 m3nbspof a liquid causing a volume reduction of 0005 m3 determine the bulk
1 two clean and parallel glass plates separated by a gap of 1625 mm are dipped in water if sigma 00735 nm determine
on a certain day the barometric pressure at sea level is 301 in hg and the temperature is 708fthe pressure gage in an
on a certain day the barometric pressure at sea level is 301 in hg and the temperature is 70degfthe pressure gage in an
1 at 60degc the surface tension of water is 00662 nm and that of mercury is 047 nm determine the capillary height
1 the deepest known point in the ocean is 11034 m in the mariana trench in the pacific assuming sea water to have a