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An 8-pole, 3-phase, 50 Hz induction motor is running at a speed of 710 rpm with an input power of 35 kW. The stator copper-loss at this operating condition is known to be 1200 W while the rotational losses are 600 W. Find
(a) the rotor copper-loss,
(b) the gross torque developed,
(c) the gross mechanical power developed, and
(d) the net torque and mechanical power output.
A separately excited DC generator rated at 125V has an armature resistance of 0.75 ohms and a no load coltage of 140 VDC. What will the armature voltage will be at rated load
Assume that the RF signal is applied to the sum port of the hybrid, and that the LO signal is applied to the difference port.
An experiment consists of drawing two balls without replacement from an urn containing six balls numbered 1 to 6.Describe the sample description space(omega).What is omega if the ball isreplaced before the second is drawn
The Karina Light Company manufactures inexpensive light-emitting diode (LED) bulbs whose estimated lifetime in normal distribution with a mean of 9000 hours and a standard deviation of 500 hours. Calculate the probability that the LED will fail wit..
Assume the output is taken from the capacitor in this RC system with R=200Ohm and C=1µF. Plot the step and impulse response of the system by using the LSIM (you can use TF function before LSIM to calculate your system coefficients) function of MATLAB..
A temperature transmitter has aninput range of 0 to 100 degrees celsius, an output range of 4to 20 mA, and an accuracy of ± 0.5%. The ideal transmitterhas a linear output from 4 mA at 0 degrees celsius to 20 mA at 100degrees celsius.
For achieving a desired error probability, we are given that the receiver requires at least -30 dBm of power, and the maximum pulse spread must be no more than half of the bit period. The transmitted pulse has a spectral width of 0.5 nm, and the t..
In CF3Cl the C-Cl bond-dissociation energy is 339 kJ/mol. In CCl4 the C-Cl bond-dissociation energy is 293 kJ/mo . What is the range of wavelengths of photons that can cause C-Cl bond rupture in one molecule but not in the other?
Determine the material removal rate and the time required to machine the part.
if the 150 lb man fires the o.2lb bullet with a horizontal muzzle velocity of 3000 fts measured relative to the 600lb
Two amplifiers are cascaded, one with a voltage gain of 6.02 db and the other with a voltage gain of 12. If 10 mV is measured at the input of the second amplifier, what is the voltage at the input of the first amplifier
in the process of sampling an analog signal g(t) is multiplied by a periodic train of rectangular pulses c(t)each of unit area ,given that the pulse repetition frequency of this periodic train is fs and the duration of each rectangular pulse is T
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