Q1) Define briefly: 1. Optoelectronics. 2. Electroluminescence. 3. Internal quantum efficiency.
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- A. Explain the difference between charging current andfaradaic current. B. What is the purpose of waiting 1s after a voltage pulse before measuring current in sampled current voltammetry? C. Why is square wave voltammetry more sensitive than sampled current voltammetry?Q1 Figure Q1(a) is a full wave bridge circuit with a capacitor filter and the output waveform produced by the circuit is shown in Figure Q1(b). Assume all the diodes in the circuit have a forward voltage of 0.7 V. (a) Sketch the waveform in A, B, C and D as shown in Figure Q1(a). (b) Design the circuit by finding the value for the capacitor, C and the line voltage Vpri(rms) to the circuit to produce the output as shown in Figure Q1(b).List at least three applications of semiconductor laser diodes. Discuss all of the applications in some details and sketch
- In terms of electronics, what purpose does light emitting diodes serve? and what are its application to everyday life.Q1 Figure Q1(a) is a full wave bridge circuit with a capacitor filter and the output waveform produced by the circuit is shown in Figure Q1(b). Assume all the diodes in the circuit have a forward voltage of 0.7 V. (a) (b) Sketch the waveform in A, B, C and D as shown in Figure Q1(a). Design the circuit by finding the value for the capacitor, C and the line voltage Vpri(rms) to the circuit to produce the output as shown in Figure Q1(b).Describe the construction and the material composition of a light emitting diode? An illustration is needed to answer this question.
- How does a diode work in electrical circuits, and what is its construction? Explain the various types of diodes used in electrical engineering and their applications.Q1 Figure Q1(a) is a full wave bridge circuit with a capacitor filter and the output waveform produced by the circuit is shown in Figure Q1(b). Assume all the diodes in the circuit have a forward voltage of 0.7 V. (a) Sketch the waveform in A, B, C and D as shown in Figure Q1(a).answere fast question from book electrnic circuit and theory lab-based question For the circuit of Figure # 1, draw the output voltage waveform? (Magnitudes of outputvoltage should be highlighted clearly). Assume the simplified diode model for the solution.
- Hi! Please help me answer this problem our topic here is about Diode in DC & AC Circuits. Please show your correct and complete solution. ASAP! THANK YOUUU!Q2//Answer Any Two 1. State the applications of Clamper.2- What are the disadvantages of LED? 3- Why Si & Ge are not used in LED? Q3/ Write in brief on Avalanche diode. Q4/Does Clamper circuit change the peak-to-peak (l.e., rms value)? Justfy Q5/ State the applications of the photodiode.Two identical Schottky diodes are connected in series, one in the forward and the other in reverse direction, see figure. Assume the reverse saturation current, IS, of each diode to be known. Derive he current-voltage curve I(V) of this circuit. Plot it with the ratio I / IS on the y-axis and V / Vth on the x-axis. Make sure to cover a broad range of voltages, say, from –10 Vth to 10 Vth.