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categoryهندسة كهربائية schoolبكالوريوس event_available2026-07-14

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www R₁ · 4.7 ΚΩ +9 V www R₂ 1 kQ -O VOUT 2N3904 RTherm R3 470 Ω Figure 7 37) Refer to Figure 7. Assume the thermistor has a resistance of 1.7 k2. VOUT is approximately A) 4.7 V B) 7.5 V 38) Refer to Figure 7. The input resistance of RIN(BASE) A) depends on the resistance of RE C) both A and B C) 5.9 V 37) D) 5.4 V 38) B) depends on the ẞ of the transistor D) none of the above A) - 2.8 V 39) Assume a pnp transistor is used in a voltage-divider biased circuit. If VB = -2.8 V. VE should be B)-3.5V C) +3.5 V D) -2.1 V 39) 8) RIN(BASE) will increase if IE decreases. a

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