How many identical collectors would we need to get overall efficiency of 95% if each collector has efficiency of 90%?
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Q: 1. With Neat sketch explain the construction, operation, VI characteristics, application and…
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Q: What is the order of doping, from heavily to lightly doped, for each region?
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- How many valence electrons are generally contained in materials used for insulators?A half-wave rectifier is needed to supply 15-V dc to a load that draws an average current of 250 mA. The peak-to-peak ripple is required to be 0.2 V or less. What is the minimum value allowed for the smoothing capacitance?Assuming that the diodes in the circuits of Figure-3 are ideal, utilize voltage divider theorem to simplify the circuits and thus find the values of the labeled current and voltage. Note: please solve within 30 minutes. Avoid plagiarism
- Assuming that the diodes in the circuits of Figure-3 are ideal, utilize voltage divider theorem to simplify the circuits and thus find the values of the labeled current and voltage. Note Please solve within 30 minutes.avoid plagiarism6 volts are applied through a 2 cm long semiconductor rod. Average drift velocity is 104 cm/s. What is electron mobility?Calculate the equivalent resistances Rin of the following circuits. (The resistance value of the diodes in the conduction will be 0, the resistance value of the diodes in the insulation will be taken as infinity. R1=10ohm
- According to the figures, the required load for the zener diode to regulate in the circuit is minimum how many ohms is its resistance?What' s the value of the resistor to be connected in parallel of the 6k Ohms resistor to keep/limit the current flowing through the diode 1.5 mA.Calculate the power dissipated by the Zener diode D, (Vz = 4 V).
- What happens to the Fermi level of an intrinsic semiconductor when the temperature goes up? a.Increase b.Stay the same c.Uncertain d.DecreaseWhen energy is supplied to a semiconductor, there are movement of electrons from lower level to higher level and when energy is lost the electron drop to its original level. With your level in science, could you please analyses energy process occur when electron-hole pairs are created, and when they recombine.What will be the value of thermal voltage for semiconductors? Estimate its value at 400 K.