Appendix D: Answers for the Practice Tests

In a specific circuit analysis scenario, what is the power delivered by the voltage source according to the practice test answers?

According to the answers for Practice Test 1.3, what is the power absorbed by source I2?

Based on the solution provided for Practice Test 1.4, what is the value of the resistor R2?

For the circuit problem in Practice Test 1.6, what is the value of the voltage v4?

What is the value of the current 'is' according to the solution for Practice Test 2.2?

In the analysis for Practice Test 2.5, what is the determined value for the Thevenin resistance, Rt?

What is the equivalent resistance between terminals a and b as determined in the solution for Practice Test 2.7?

For the circuit in Practice Test 3.1, what is the final stored energy wc(infinity)?

According to the solution for Practice Test 3.3, what is the value of the capacitance C?

What is the equivalent inductance, Leq, as determined in Practice Test 3.5?

What is the calculated value of tx in the solution for Practice Test 4.1?

In the transient analysis for Practice Test 4.2, what is the initial current i1(0+)?

For the second-order circuit in Practice Test 4.4, what is the particular solution for the capacitor voltage, vcp(t)?

According to the solution for Practice Test 5.1, what is the power, P, in the circuit?

What is the amplitude of the voltage v(t) in the solution for Practice Test 5.2?

For the AC circuit described in Practice Test 5.3, what is the frequency, f?

In the phasor analysis for Practice Test 5.4, what is the magnitude of the capacitor voltage, VC?

For the power calculation in Practice Test 5.6, what is the apparent power?

According to the solution for Practice Test 6.3, what is the slope of the low-frequency asymptote in the Bode plot?

What is the quality factor, Q, for the filter analyzed in Practice Test 6.4?

For the filter analysis in Practice Test 6.5, what is the center frequency, f0?

According to the solution for Practice Test 6.7, what type of filter is identified in part 'c'?

In the number system conversion for Practice Test 7.2, what is the hexadecimal equivalent identified in part 'c'?

What is the decimal equivalent of the two's complement number given in part 'b' of Practice Test 7.4?

According to the solution for the state machine in Practice Test 7.7, after how many shifts does the state of the register return to its initial state?

In Practice Test 8.2, what addressing mode is identified in part 'b'?

After the commands in Practice Test 8.3 have been executed, what are the contents of register X?

Which of the following is listed as a type of systematic (bias) error in the solution for Practice Test 8.5?

In the diode circuit analysis of Practice Test 9.1, what is the value of the diode current 'ip' in part 'a'?

For the diode circuit in Practice Test 9.2, what is the voltage vx when the diode is on?

What is the resistance of the small-signal equivalent circuit for the diode in Practice Test 9.7?

For the amplifier analyzed in Practice Test 10.1, what is the open-circuit voltage gain, Avoc?

According to the solution for Practice Test 10.4, what is the value of the short-circuit transconductance, Gmsc?

What is the efficiency, eta, of the amplifier in Practice Test 10.5?

From the load-line analysis in Practice Test 11.2, what is the quiescent drain-source voltage, VDSQ?

What is the value of the source resistance, Rs, in the solution for Practice Test 11.3?

For the Q-point analysis in Practice Test 11.4, what is the value of the quiescent drain current, IDQ?

In the BJT analysis for Practice Test 12.3, what is the value of beta?

For the BJT circuit in part 'a' of Practice Test 12.4, what is the collector-emitter voltage, VCE?

What is the input impedance, Zin, of the circuit in Practice Test 12.6?

For the op-amp circuit in Practice Test 13.2, what is the closed-loop voltage gain, Avl?

What is the closed-loop bandwidth, fBCL, for the circuit in part 'a' of Practice Test 13.3?

In the analysis of op-amp limitations in Practice Test 13.4, what is the output voltage limit, Vom, in part 'd'?

According to the solution for Practice Test 14.1, what is the magnitude of the force in part 'a'?

What is the amplitude of the voltage 'v' in the solution for Practice Test 14.2?

In the magnetic circuit analysis for Practice Test 14.4, what is the air gap flux density, Bgap?

For the transformer in part 'b' of Practice Test 14.6, what is the secondary RMS current, I2rms?

What is the developed torque, Tdev, of the DC motor in Practice Test 15.10?

According to the solution for Practice Test 16.3, what is the output power, Pout, of the induction motor?

What is the slip frequency, fslip, for the induction motor in Practice Test 16.4?