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A six-pulse diode rectifier fed from a 460-v ac line charges a 480-v battery pack. Is the charging current continuous or discontinuous? sketch the output voltage and current waveforms.
WHAT ELECTRICAL PARAMETER DOES AN OHMMETER MEASURE AND WHAT ARE ITS UNITS. SHOW BOTH NAME AND SYMBOL FOR THE PARAMETER AND ITS UNITS.
a resistance coil ab of 100 omega resistance is to be used as a potentiometer and is connected to a supply at 230 v.
The rotor of a 4 pole generator is wound with a 100 turn coil. If the flux per pole is 4.5mWb and the rotor turns at a speed of 1800 rpm, determine (a) The frequency of the induced voltage in the rotor.
What is the maximum data rate possible for a standard telephone circuit with an SNR of 1023 and BW of 3 KHz using 8 bits per symbol
For an RC circuit with a time constant of 1.0ms and assuming switch was closed at t=0, i) What is the time for the voltage across resistor to equal 10% of its initial value ii) What is the time for the voltage acro..
Determine the cost per kilowatt hour for the energy delivered by a typical alkaline 9-V "transistor" battery that costs $1.95 and is capable of delivering a current of 50 mA for a period of 10 hours. (For comparison, the approximate cost of energy..
1) Find the transient and steady-state responses of the system using frequency domain methods. 2) Find the forced and natural responses of the system using frequency domain methods. 3)Find the 0+ conditions for the system's step response and impulse ..
Assume you are performing 2's complement arithmetic in a computer with 8-bit registers. After the following code is run, signed char a = -17, b = 120, c; c = a - b; What is the binary and decimal value of c
A power utility pole has a transformer with 2400 turns in theprimary and 4.5kV coming from the power line. Describe the center-tapped secondary needed to obtain 240V(120V/120V) for a commercial customer.
Assume that at this point when Av*β = 1, phase shift due to the amplifier is 120 degrees. A 0.001 micro farad capacitor is added in parallel with Rf in the feedback circuit. What is the new phase shift at the frequency where Av*β = 1
A fair 6-sided die was tossed in a fair way 5 times. a. What's the probability of getting the sequence of outcomes 1, not 1, 2, not 2, 3 b. What's the probability of getting exactly two 6's in the sequence of 5 tosses
The forces 20N,30N,40N,50N and 60N are acting on one of the angular points of a regular hexagon towards the other five angular points taken in order. Find the magnitude and direction of resultant force
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