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What is the Thévenin equivalent resistance of the given circult to the right of the dashed line? This circult Is a common-collector transistor amplifier, and you are calculating Its Input resistance. In the given network Ry- 1250 0.

What is the Thévenin equivalent resistance of the given circult to the right of the dashed line? This circult Is a common-collector transistor amplifier, and you are calculating Its Input resistance. In the given network Ry- 1250 0.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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### Thévenin Equivalent Resistance Calculation #### Question What is the Thévenin equivalent resistance of the given circuit to the right of the dashed line? This circuit is a common-collector transistor amplifier, and you are calculating its input resistance. In the given network \( R_X = 1250 \, \Omega \). #### Circuit Description The circuit consists of: - A 300 Ω resistor - A 2 MΩ resistor - A dependent voltage source \( 0.02V_t \) - A resistor \( R_s \) - A resistor labeled \( 2 \, k\Omega \) - A dashed line indicating the point of interest for the Thévenin equivalent resistance calculation #### Multiple Choice Options 1. \( R_{th} = (r_x + 769.2308 \, (1 + 0.02r_x)) \) 2. \( R_{th} = 2 \times 10^6 \, \| \, (r_x + 769.2308 \, (1 + 0.02r_x)) \) 3. \( R_{th} = 2 \times 10^6 \, \| \, (r_x + (1 + 0.02r_x)) \) 4. \( R_{th} = 2 \times 10^6 \, \| \, (r_x + 1000 \, (1 + 0.02r_x)) \) These options offer different potential expressions to calculate the Thévenin equivalent resistance based on the circuit configuration.
Transcribed Image Text:### Thévenin Equivalent Resistance Calculation #### Question What is the Thévenin equivalent resistance of the given circuit to the right of the dashed line? This circuit is a common-collector transistor amplifier, and you are calculating its input resistance. In the given network \( R_X = 1250 \, \Omega \). #### Circuit Description The circuit consists of: - A 300 Ω resistor - A 2 MΩ resistor - A dependent voltage source \( 0.02V_t \) - A resistor \( R_s \) - A resistor labeled \( 2 \, k\Omega \) - A dashed line indicating the point of interest for the Thévenin equivalent resistance calculation #### Multiple Choice Options 1. \( R_{th} = (r_x + 769.2308 \, (1 + 0.02r_x)) \) 2. \( R_{th} = 2 \times 10^6 \, \| \, (r_x + 769.2308 \, (1 + 0.02r_x)) \) 3. \( R_{th} = 2 \times 10^6 \, \| \, (r_x + (1 + 0.02r_x)) \) 4. \( R_{th} = 2 \times 10^6 \, \| \, (r_x + 1000 \, (1 + 0.02r_x)) \) These options offer different potential expressions to calculate the Thévenin equivalent resistance based on the circuit configuration.
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