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The nameplate on a 460-V 50 hp 60 Hz four pole motor indicatesthat the speed at rated load is 1760 r/min. assume the motor to beat operating load.a) What is the slip of the rotor?b) what is the frequency of the rotor currents?c) what is the angular velocity of the stator field with respect to the stator? with respect to the rotor?d) what is the angular velocity of the rotor field withrespect to the rotor? With respect to the stator?
The penalty for main memory access is 100 clock periods for both data and instructions. The probability of an instruction cache miss is 2%. The probability of a data cache read miss is 5%. The data cache has a write-back
the energy stored in a 4H inductor is 150J and is increasing at 200J/s at t=4s 1. determine the current magnitude at t=4s 2. determine the current voltage at t=4s 3. does the current enter or leave the positive terminal of the inductor
A sinusoidal voltage source vs = 100cos 105t V, a 500Ω resistor, and an 8 mH inductor are in series. Determine those instants of time, 0≤t
Consider the BJT differential amplifier when fed with a common-mode voltage VCM . As is often the case, the supply voltage VCC may not be pure dc but might include a ripple component vr of small amplitude and a frequency of 120 Hz.
Design a differentiator to have a time constant of 10^(-2) s, and an input capacitance of 0.01 Micro F. What is the gain magnitude and phase of this circuit at 10 rad/s, and at 10^3 rad/s.
The average orbital radius of Neptune is 2.8 billion miles. Given that distance, how long on average does it take light from the sun to reach the planet Neptune in hours (Speed of light in English system = 186,282.4 miles/second)
a). Determine the power this amplifier will deliver to a 4 ohm load, to an 8-ohm load, and to a 1K-ohm load b). What would be the open-circuitvoltage of the amplifier if the signal level were increased
1) Determine the resistance range for resistors with the following color codes: a. Red-Orange-Orange-Silver b. Gray-Red-Red-Gold c. Yellow-Purple-Yellow-Gold 2) Determine the color code for the f..
Signal transduction refers to any process of changing one signal to signal of another type. An example would be a series of pulsing lights into the sound for the word: "Help". Discuss how this transduction could be done by a device.
IF a battery supplies 3 joule of energy in transferring 0.25 couloms of charge through an element, what is the voltage across the battery
The steering wheel has backlash. This means there is a delay between the time the wheel is turned, and the time the car responds. The driver tends to overturn, which leads to instability and lack of control of the car.
A load consisting of a 480 ohm resistor in parallel with a (5/9) uF capacitor is connected across the terminals of a sinusoidal voltage source, vg, where vg=240cos5000t V. a) What is the peak value of the instantaneous power delivered by the source
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