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Two heating elements with resistance R1 and R2 are to beused that can be operated in parallel, seperately, or inseries. The highest power is to be 1280W, and the lowestpower is to be 240W. Draw a ci
Design a circuit whose output becomes 1 whenever it sees the totalnumber of odd 0s and the total number of even 1s. Design a circuit whose output becomes 1 whenever it sees the total number of odd
design a microphone preamplifier for a publuc address amplification system. The output signal from a magnetic voice coilmiscrophone typically has an output resistance of 100 ohms and apeak value of
Design a multiplier for unsigned binary numbers that will multiply a 4-bit multiplicand by a 3-bit multiplier to give a 7 bitproduct. Assume that the start signal (St) is 1 for exactlyone clock time
A 64k x 16 memory uses coincident decoding by splitting theinternal decoder into X-selection and Y-selection. (a) What is the size of each decoder, and how many AND gates arerequired for decoding the
How to design ''mod-11 synchronous counter'' and ''divide by 45circuit '' using j-k flip flops.(Including truth tables.) note:J-K flip flops have high (active 1) preset and clear enterance.
You are to design a Gray code sequence generator.The 4-bit Gray-code sequence is defined as follows: 0000, 0001,0011, 0010, 0110, 0111, 0101, 0100, 1100, 1101, 1111, 1110, 1010,1011, 1001, 1000.
Identify the beginning point by an X and (q=0) label,and the ending point by an x with a (q= ∞) label. showthe q locus as a solid line, with arrow heads on it which indicatethe direction for t
What is the difference between serial andparallel transfer. how to convert serial data to parallel andparallel data to serial. What type of register is needed.
A three-phase, 3.73kW, 208V, 60Hz induction motor runs at 1746rpm when it delivers rated output power. What are: a) the number of poles of the machine b) the slip at full load
Design a Finite StateMachine that detects the sequence 0110. The FSM shouldnot detect overlapping sequences. Additional design criteria include: The FSM should change state on thepositive edge of th
Find out the voltage that must be applied to the high voltage winding in order to provide rated voltage at the load under full-load conditions at 0.80 lagging power factor.
They are separated by a distance equal to their radiusR. They each have N turns and carry equalcurrents I in the same direction. Calculate the field strength if the loops are 11 cm india meter, have 1
The serial adder uses two four-bit registers. Register A holds thebinary number 1101 and Register B holds 1010. The carryflip-flop is initially reset to 0. List the binary values inRegister A and th
Design a counter with JK flip-flops that goes through the following binary repeated sequence: 0, 1, 2. Treat the states 11(3) as don't care condition. Derive the state table, the simplified input eq
Two induction motors and one synchronous motor are fed fromthe same 3-phase, 480V bus. The following data pertains to the 3motors: Induction motor #1: 480V, 120 hp output, PF=0.78 lag,efficiency = 82
The synchronous reactance of the generator is j1.35 per unit. Neglect armature resistance, armature resistance equals zero ohms. Both perunit impedances were calculated on the base MVA rating of the
A 3000KVA, 6600V, 60Hz wye-connected synchronous generator hassynchronous reactance of 11.3ohms per phase and armature resistanceof zero, that is, armature resistance may be ignored. A) Calculate th
(a) Find and sketch the spectrum of the information signal. What is the bandwidth of the information signal (choose an appropriatedefinition for the bandwidth in each case) (b) Write a time-domain e
How many turns of wire are required to produce a B-field whosemagnitude is greater than or equal to 10-3[T] inside anair-wound solenoid that is 2 [cm] long and carries a current of 100[mA].
If a lowpass filter with a DC gain of 1 and 3 poles, all at 3KHzis used as an antialiasing filter, at what frequency will the aliased signal ( 5KHz) appear abd wgat will be the amplitude of the alia
A 12-bit ADC with a Vref of 5V is used to digitize small signals with a quiescent value of 2.5V and a variation around 2.5 of +/- 100mV. What is the SNR of the digitized signal if the ADC is ideal
A 12 bit ADC with Vref of 5V is used to digitize a sinusoidal signal a quiescent value of 2.5V and a p-p amplitude that is restricted to 1.5V p-p. What is the ENOB of this ADC with this input signal
A rectangular waveform has a 50% duty cycle (high for 1/2 acycle and low for 1/2 a cycle). It goes between two voltage levelsof -3 V (low) and +8 V (high), and has a period of100μs. a. Determine
A motor with an efficiency of 76% supplies 20 hp to a load.It's power factor is 0.6 (lagging). A voltage of 440 VAC (RMS), 60Hz is applied to the motor. a. What is the real power applied to the moto