Calculate the power dissipated in the 2 ohms resistor in the given circuit using the mesh-current method.

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General Directions: Read the questions carefully and answer (3*10=30marks) 1. Design a summing amplifier by choosing appropriate values of resistors an so that the output is 5 times the sum of the input voltages. (you are free to use any number of inputs, the type of op-amp, any value of resistors) 2. Derive the equation for the closed loop gain of the inverting and non-inverting Amplifier using appropriate circuit diagrams. 3. Determine the values read by the measuring devices using appropriate formulae www Voc +8V R₁ 33 k Rc 2.2 k ww WWW Poc 200 R₁₂ RE 10 kn 1.0 kn

Answer 1

Question

Chapter 4, Problem 37P

(a)

To determine

Calculate the power dissipated in the 2 ohms resistor in the given circuit using the mesh-current method.

(b)

To determine

Calculate the power supplied by the 230 V source in the circuit.

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General Directions: Read the questions carefully and answer (3*10=30marks) 1. Design a summing amplifier by choosing appropriate values of resistors an so that the output is 5 times the sum of the input voltages. (you are free to use any number of inputs, the type of op-amp, any value of resistors) 2. Derive the equation for the closed loop gain of the inverting and non-inverting Amplifier using appropriate circuit diagrams. 3. Determine the values read by the measuring devices using appropriate formulae www Voc +8V R₁ 33 k Rc 2.2 k ww WWW Poc 200 R₁₂ RE 10 kn 1.0 kn

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