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An external noninductive resistance of 1Ω isplaced in series with each phase of the rotor, and the motor isabserved to develop its rated torque at a speed of 1116 r/min.Calculate the resistanc
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 freq
The armeture leakage reactance is 0.10 per unit on the generator rating as abase. Find(a) the unsaturated value of the synchronous reactance inohms per phase and per unit, (b) the short-circuit rati
The rotor winding consists of 55 turns per pole with a winding factor ofKr=0.89. The peak value of a fundamental air-gap flux densityis limited to 1.0T and the rotor winding current to 2900A.C
Reference the textbook problem 6.12. Design a system using the photoconductive cell in Figure 6.9 to measure and display light intensity. Make the design such that 20 to 100 mW/cm2 produces an o
Design a first order activehigh pass filter with a high frequency gain of 10 and a cut-offfrequency of 400 Hz. Choose C = 100 nF.Determine Ri and Rf. and Design a Sallen-Key low passfilter wit
It is required to design a noninverting amplifier with a dc gain of10. When a step voltage of 100 mV is applied at the input, it isrequired that the output be within 1% of its final value of 1 V ina
An enhancement type nmos transistor with Vt = .7 V conducts iD= 100 micro A .. when V GS = V DS = 1.2 V . Find the value of i D for V GS = 1.5 V and V DS = 3V . caculate the value of the daain sourc
Write a program which print your complete name and your city name at the middle two rows of the screen with the following attributes. Use white back ground and blue foreground color ifthe length of t
A number 10 copper wire will carry up to 30 Amperes of current. If the copper wire is to be replaced by an aluminium wire and the only available gauges of aluminium wire in stock areNos 8,10,12 and
What is the width of the address bus and the width of the data bus for a 128K x 8 EEPROM
The schematic shows a scheme for coupling and amplifying ahigh-frequency pulse signal. The circuit utilizes twon-channel MOFETs whose bias details are not shown and a 50 ohmcoaxial cable connecting
design digital ckt. with multiplexer usinggenetic algorithm in matlab for any truth table. its fine for 3variables. problem is how to code for multiplexer part which isincreasing in power of 2.it wo
The capacitator in the circuit is charged to 20 V at the time the switch is closed. If the capacitator ruptures when it'sterminal voltage equals or exceeds 20kV, how long does it take torupture the
If the above electrode is used tomeasure the pH of arterial blood in vivo, and if the subject isbreathing at 0.5Hz, in the steady state how much will the true amplitude of the oscillation in pH be a
explain the difference betweem poly to poly capacitors, pn junction capacitors and MOS capacitors in CMOS analog design
A balanced 3-phase load takes 5.4 kW at 0.6 lagging power factor. If this load is connected through lines having 2 ohms resistance and 2ohms inductive reactance. Find the line voltage at the source.
In a piezo electric accelrometer circuit which is being used to find out the effect of load capacitance a coaxial lead is used instead of a normal 'unshielded' wire, why is a coaxial lead used
Design a multistage op ampbased amplifier that has a gain of -900 V/V and a bandwidth of atleast 120 kHz. You have Op Amps with unity gainbandwidths of 2 MHz and 3 MHz. Each has a slewrate of 6 V/ms
Consider a 32-bit RC adder unit in which internal carry signals aregenerated using CMOS technology with as few transistors aspossible. Assume that each sum bit is connected to the S input ofthe corr
How is the induced voltage of a separately excited DC generator affected if .a-the speed increase b- the excitation current is reduced
There is a device that requires 2 Volts to run. The internal resistance of the device is 6^6. There are two batteries that canbe used to run the device. One puts out 6Volts and the other putsout 3Vo
Given that electric heater that has min power rating of 250 watt is supplied from 117VAC (or RMS outlet), how much current will it draw from outlet (measured in AC amperes or RMS). Design an electri
design a serial 2's complementer with a shift register and a flip flop. the binary number is shifted out from one side and it's 2's complementer shifted in to the other side of the shift register.
Can the same circuit analysis techniques used for resistive circuits with DC sources be used when the sources are sinusoidal Why