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Assuming the availability of diodes for which vD = 0.75 V at iD = 1 mA, design a circuit that utilizes four diodes connected in series.
What two current estimates would result from the use of the two values of VD? What is their percentage difference?
Suggest a combination of series and parallel diodes that will do the job as well as possible.
Assuming that the diodes in the circuits of Figure are deal, find the values of the labeled voltages and currents.
The connection is between the diode cathode and the positive terminal of the battery and the anode and the positive terminal are connected?
What are its positive and negative peak values? =positive terminal are connected?
If the peak value of vI is reduced by 10%, what do the peak and average values of iB become?
What logic function is X of A and B? What logic function is Y of A and B?
Find a suitable value for R so that the current required from each of the input signal sources does not exceed 0.2 mA.
The venin's theorem to simplify the circuits and thus find the values of the labeled currents and voltages.
What is the greatest reverse voltage that will appear across the diode?
For the case Rs =R and assuming the diode to be ideal, sketch and clearly label the transfer characteristic vO versus vI .
What is the peak output voltage that results? What is the average output voltage that results?
What peak-to-peak sine-wave voltage is required? What resistance is required? What peak diode current flows?
At any moment, the input has one of three values: +3 V, 0 V, -3 V. What is the status of the lamps for each input value?
The earth does not have a uniform density; it is most dense at its center and least dense at its surface.
Suppose a piece of Styrofoam, p = 180 kg/m3, is held completely submerged in water
iraffes are a wonder of cardiovascular engineering Calculate the difference in pressure (in atmospheres) that the blood vessels in a giraffe's head
Express the following quantities in SI units: (a) 160 acre
Ballooning on Mars it has been proposed that we could explore Mars using inflated balloons to hover just above the surface
An astronaut is standing at the north pole of a newly discovered, spherically symmetric planet of radius R.
An airplane has a mass of 2.0 X 106 kg, and the air flows past the lower surface of the wings at 95m/s.
Determine its weight in pounds and in Newton's at the earth's surface.
A spherical balloon has a radius of 7.35 m and is filled with helium. How large a cargo can it lift, assuming that the skin and structure of the balloon
A scuba diver and her gear displace a volume of 65.0 L and have a total mass of 68.0 kg.