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Can A Buck Converter with Synchronous rectifier operate in DCM at a light load. If the load is disconnected how does this affect the Inductor current.
(1) In a lab experiment on parallel Resonance circuit with switch closed, What is the phase relationship between Ic and IL at Is minimum (2) Why is the source current , Is, minimum at a given
The heat loss through the exterior walls of a certain poultry processing plant is estimated to cost the owner $3,000 next year. A salesman from Superfiber Insulation, Inc., has told you, the plant e
A pool of 200 frames exists for paging of processes A, B, C, D, and E. The processes' page sizes are 100, 200, 50, 150, and 500, respectively. Assuming proportional frame allocation is being deploye
Describe why the intrinsic carrier concentration changes with temperature. This would include from very cold temperatures to 600K+ temperatures. Why does an extrinsic semiconductor become intrinsic
Describe and explain drift current and diffusion current in a PN junction in thermal equilibrium. What causes each. In which directions are the electrons, holes, electron current, and hole current f
A balanced Y-connected power system is known to have Van=100<-30o V and Vab=173.2 <0o V. If a balanced delta-connected load with 1200 W at a lagging PF of 0.8, what is the phase current of the
Two watt-meters connected to read the total power drawn by a balanced three-phase load. If the two readings are 1000 W and -1000 W, what is the total power drawn by the load
The available circuit components are NMOS transistor, PMOS transistor, resistors, capacitors and inductors. Ideal sources can only be used to generate the supply voltage VDD & GND.
A 480 V permanent magnet ae motor is consuming 10 kW at power factor 0.80 lagging. Its speed is 1800 rpm. The winding resistance is 0.5 W per phase. Core losses are 100 W. Mechanical losses arc 250
R1=1k ohms, R2=1.5k ohms and R3=3k ohms. Assume an ideal opAmp. Indicate the PEAK current in each of the resistors.
A three phase 4.157kv 60hz power system serves a 2880kva load pf=.8 lagging. Draw the ac equivalent circuit with load impedance element equated. The load is delta con
In a balanced three-phase system, the abc phase sequence source is wye connected and Van=120<20degrees Vrms. The load consists of two balanced wyes with phase impedances of 8+j2 ohms and 12+3j oh
For multiple frequencies what type of analysis must be performed. Discuss the advantages of transforming time-domain circuits into the corresponding frequency domain. How does this change the way ci
Perform the following addition or subtraction of the given numbers using 8-bit 2's complement representation of the numbers. Parts (a) and (b) are given in decimal, while parts (c)-(e) are given in
An ac circuit with 4.157kv 60hz with a load of 2880 kva load and pf=.8 lagging find all the currents (6 total), also draw the diagram.
Determine the 8-bit sign-and-magnitude, 1's complement, and 2's complement representations for each of the following decimal numbers: +36, -84. (Note: Be sure to represent +36 as a positive number a
Write the difference equation for a four-term moving average filter. The input cos(n/3)u[n] is then passed through the four-term moving average filter. Solve for the first 5 samples of the output.
For the closed-loop system with plant model and controller given by G(s) = (s2+81)/(s2(s2 + 100)) D(s) = (K (S+1))/(S+13) (a) Find the locus of the closed-loop roots (poles) with respect to K;
Asuuming that an 8-bit ADDC channel accepts analog input ranges from 0 to 12 volts, determine the following: a) number of quantization levels b) step size of the quantizer c) Quantization level when t
1) Determine the transfer of second-order highpass filter with a cutoff frequency of 900 Hz and passband gain of 1 using a butterworth type. 2) Design a filter for your transfer function from questi
Design a static CMOS inverter with long channel transistors and a. switching voltage VM of 0.6 VDD. What is the resulting ratio of WP/WN b. switching voltage VM of 0.45 VDD. What is the resulting rati
Calculate the armature current, total losses in the machine, and the I^2R losses in the armature. Help would be greatly appreciated as my calculations for Armature Current Ia is in my mind way too h
What is the feedback factor. If a manufacturing error results in a reduction of A to 103, what close-loop gain results? What is the percentage change of Af corresponding to this factor of 100 reduct
The nameplate on a 50-MVA, 60-Hz single-phase transformer indicates that it has a voltage rating of 8.0-kV: 78-kV. An open-circuit test is conducted from the low-voltage side, and the corresponding