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A full-wave SCR converter circuit is used to regulate the power across a 10Ω resistance. The voltage source is 120V (rms). At a triggering angle of 72°, compute the power across the load and the rms currents of the load.
The transformer is to be used on a 50 Hz system, with the restriction that it maintain the same maximum core flux and the same total losses. Determine (a) the new voltage rating; (b)the new kVA rating.
A 2000kW synchronous motor operates at a three - phase line-to-line voltage of 4kV. It has a synchronous reactance of 4 ohms per phase. Calculate a) The nominal full load current of the machine when the excitation voltage E0 ( line - to-line) is 4k..
if x = 0, the counter counts 1,2,3,4,5,6,7 and repeats. if x = 1, the counter counts 7,6,5,4,3,2,1 and repeats. The counter should be designed using D Flip FLips and the one hot method. Draw the asm chart and final logic diagram.
Redraw the circuit showing assigned voltage polarities and assigned current directions. Prepare a table that will contain calculated and measured values.
The boom AC is supported at A by a ball and socket joint and by two cables BDC and CE. Cable BDC is continuous and passes over a pulley at D. Calculate the tension in the cables and the x,y,z components of the reaction at A if the crate has a weig..
How the degree of polynomial in continuous path is estimated with its acceleration and velocity.
An ARM processor with 32-bits address and data buses is connected to three areas of memory implemented as three types of chips. The address is a byte address. A 16M Byte EEPROM implemented using EEPROM chips that are 4Mx8-bits
Assume that a resistor depicted by a color code of Brown, Black, Orange (1%) is connected to the +15 V and AGND terminals of MyDAQ. And assume that the Digital multimeter of MyDAQ shows the voltage drop across the resistor is 15 volts.
Use a calculator to determine the total parallel resistance of the four resistors. Use the current divider rule and the total current obtained in part (b) to calculate the current through each resistor.
Assume the motor is connected in wyne and that each branch can be represented by a resistance R in series with an inductive reactance X. (a) Calculate the value of R and X. (b) What is the phase angle between the line current
While every firm has a culture, not all cultures are relevant for a decision maker or analyst. Under what conditions is it important to pay attention to culture? When is it less important to analyze the influence of culture?
Find the final yield for a nine-mask-level process in which the average fatal defect density per cm2 is 0.1 for four levels, 0.25 for four levels, and 1.0 for one level. The chip area is 50 mm2.
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