Question

1 Approved Answer

Posted on Sep 21, 2024

Question no. 1 out of 15 Answer this question The characteristics of the simplified equivalent circuit of a diode are shown in Fig. 1.31. If

Question no. 1 out of 15 Answer this question The characteristics of the simplified equivalent circuit of a diode are shown in Fig. 1.31. If the current passing through diode Ip = 1.3 mA and the turn-on voltage VK = 0.76 V then the voltage across diode Vp = Select the correct answer A 3.8 v B 0.76 V C 1.52 V D 2.28 V E 0.38 V Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 2 out of 15 Answer this question The forward bias characteristics of the piecewise-linear equivalent circuit of a diode are shown in the figure. If the slope of the line is 0.0868 then the diode resistance rp = 3.3 Modeling the Diode Forward Characteristics 3.3.5 The Piecewise Linear Model cont.) Select the correct answer A 3.45622 B 4.60832 C 34.5622 12 D 6.9124 22 E 11.5207 22 Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 3 out of 15 Answer this question The figure shows an analysis example of a simple circuit with a +10 V dc voltage source in series with a resistor R = 1k12 and a diode. The analysis is repeated to determine current Ir passing through resistor R assuming three different linear diode models. Study the shown analysis then repeat the problem to find IR assuming ideal diode model and the voltage source is set to +19 V with R set to 6.9 kN. Diode Analysis V. - Select the correct answer A 5.5072 mA B 550.72 A C 275.36 A D 2.7536 mA E 13.768 mA Ideal diode model V 10-0 =10 R2 constant model To R piecewise linear model V-10-07 -9.25 R+0-30 VV Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 4 out of 15 Answer this question The characteristics of the simplified equivalent circuit of a diode are shown in Fig. 1.31. If the current passing through diode Ip = 1.3 mA and the turn-on voltage VK = 0.51 V then the average diode resistance rav = 1. Select the correct answer A 422 B 0.5 22 C 212 D 0.312 E02 Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 5 out of 15 Answer this question The characteristics of the ideal equivalent circuit of a diode are shown in Fig. 1.32. If the voltage across diode Vp = -0.87 V then the average diode resistance rav = Select the correct answer A 0/0 B - C +00 DO E 0/0 TIG. Manche Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 6 out of 15 Answer this question The characteristics of the piecewise-linear equivalent circuit of a diode are shown in Fig. 1.30. If the current passing through diode Ip = 1.3 mA, the turn-on voltage VK = 0.6 V, and the average diode resistance rav = 32 N then the voltage across diode Vp = Select the correct answer A 1.2832 V B 1.9248 V C 641.6 mV D 962.4 mV E 577.44 mV 1.30 Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 7 out of 15 Answer this question The characteristics of the ideal equivalent circuit of a diode are shown in Fig. 1.32. If the current passing through diode Ip = 0.64 mA then the average diode resistance rav = Select the correct answer A 22 B 02 C 0.9 12 D 4.5 32 E 0.222 FIG.13 Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 8 out of 15 Answer this question The characteristics of the piecewise-linear equivalent circuit of a diode are shown in Fig. 1.30. If the current passing through diode ID = 1.1 mA, the turn-on voltage VK = 0.7 V, and the average diode resistance rav = 20 22 then the voltage across diode Vp = Select the correct answer A 649.8 mV B 505.4 mV C 722 mV D 216.6 mV E 2.888 V 1.3 Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 9 out of 15 Answer this question Ideally, if the semiconductor diode is to behave like a closed switch in the forward-bias region, the resistance of the diode should be 0. In the reverse-bias region its resistance should be + to represent the open-circuit equivalent. Such levels of resistance in the forward and reverse-bias regions result in the ...... characteristics of Fig. 1.22. 10 m Select the correct answer A dotted B reverse C solid D black E blue 0.7V FIG. 1.22 Mivel micro Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 10 out of 15 Answer this question The semiconductor diode is different from a mechanical switch in the sense that when the switch is closed it will only permit current to flow in .......... Select the correct answer A reverse direction B two directions C no direction D one direction E both directions (a) (b) FIG. 1.21 Ideal semiconductor diode: (a) forward. biased: (b) reverse-biased. Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 11 out of 15 Answer this question The characteristics of the piecewise-linear equivalent circuit of a diode are shown in Fig. 1.30. If the current passing through diode Ip = 1 mA, the turn-on voltage VK = 0.6 V, and the average diode resistance rav = 50 then the voltage across diode Vp = Select the correct answer A 0.65 V B 1.3 V C 2.275 V D 1.95 V E 0.975 V NG 1.30 Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 12 out of 15 Answer this question The characteristics of the piecewise-linear equivalent circuit of a diode are shown in Fig. 1.30. If the current passing through diode Id = 1.8 mA, the turn-on voltage VK = 0.7 V, and the average diode resistance ray = 12 2 then the voltage across diode Vp = Select the correct answer A 0.21648 V B 1.0824 V C 0.7216 V D 2.5256 V E 0.07216 V FIG.1.30 Com Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 13 out of 15 Answer this question The figure shows an analysis example of a simple circuit with a +10 V dc voltage source in series with a resistor R = 1kN and a diode. The analysis is repeated to determine current Ir passing through resistor R assuming three different linear diode models. Study the shown analysis then repeat the problem to find Ir assuming constant V model and the voltage source is set to +20 V with R set to 9.9 kN. Diode Analysis Ideal diode model VY Select the correct answer A 389.9 PA B 779.8 PA C 1.9495 mA D 8.7727 mA E 974.75 A V, 9V V, 10-0 10 R constant model V-V10-07 I. R piecewise linear model V-10-07 R+F 10-30 VV Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 14 out of 15 Answer this question The figure shows an analysis example of a simple circuit with a +10 V dc voltage source in series with a resistor R = 1kN and a diode. The analysis is repeated to determine current Ir passing through resistor R assuming three different linear diode models. Study the shown analysis then repeat the problem to find Ir assuming piecewise-linear model and the voltage source is set to +20 V with R = 690 2 and rp = 8.5 2. Diode Analysis VOY Select the correct answer A 13.815 mA B 27.631 mA C 16.578 mA D 138.15 mA E 8.2892 mA ideal diode model V 10-0 10m R constant model V-10-07 9. R piecewise linear model V-V 10-07 - 9.254 Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits) Question no. 15 out of 15 Answer this question The figure shows an analysis example of a simple circuit with a +10 V dc voltage source in series with a resistor R = 1k12 and a diode. The analysis is repeated to determine current IR passing through resistor R assuming three different linear diode models. Study the shown analysis then repeat the problem to find IR assuming piecewise-linear model and the voltage source is set to +16.6 V with R set to 2.7 k. Diode Analysis Ideal diode model V, 10-0 V-V Select the correct answer A 20.573 mA B 2.3512 mA C 23.512 mA D 11.756 mA E 5.878 mA constant model I, V-V 10-07 R piecewise linear model V-10-07 9.25 RF-50 V. Dr. Khalid Al-Hindi Test 4: (Diode Equivalent Circuits)