A) Minimum timestep B) Auto timestep C) Maximum timestep = 1/100 of smallest time constant D) Fixed timestep
A) Measuring peak voltage only B) Reading the voltage value at t=0 C) Calculating from frequency response D) Using cursor differences in voltage vs. time plot
A) Develop new electronic components B) Build physical electronic circuits C) Master complex circuit simulation techniques in LTSpice D) Program microcontrollers
A) Nyquist plot B) Smith chart C) Bode plot D) Time domain plot
A) C/R B) RxC C) R+C D) R-C
A) 47Ω B) 100Ω C) 1kΩ D) 220Ω
A) DC sweep B) Transient C) Fourier D) Monte Carlo
A) 1ms B) 2ms C) 10ms D) 5ms
A) 10ΚΩ B) 20kΩ C) 15ΚΩ D) 5ΚΩ
A) 1kHz B) 10kHz C) 500Hz D) 2kHz
A) 1MHz B) 2MHz C) 100kHz D) 500kHz
A) LT1001 B) LM358 C) TL082 D) LM741
A) >60dB B) >80dB C) >40dB D) >20dB
A) Input power / Output power × 100% B) Current out / Current in C) Voltage out / Voltage in D) Output power / Input power × 100%
A) 100kHz B) 1kHz C) 50kHz D) 10kHz
A) Single input signal only B) Identical signals applied to both inputs C) Different signals on each input D) Grounded input
A) LC resonance B) RC time constant C) Power supply frequency D) External clock
A) Average voltage B) Instantaneous voltage C) Peak-to-peak voltage measurement D) RMS calculation
A) 0.1Hz B) 100Hz C) 10Hz D) 1Hz
A) Resistors with 0.1% tolerance B) Transistors with 5% tolerance C) Capacitors with 1% tolerance D) Inductors with 0.5% tolerance
A) PWM feedback control B) Linear regulation C) Open loop control D) Voltage follower
A) 24V DC B) 3.3V DC C) 12V DC D) 5V DC
A) Output voltage settling time B) Switching noise C) Input current D) Average power
A) gmin = 1e-9 B) gmin = 1e-12 C) gmin = 1e-7 D) gmin = 1e-6
A) Voltage divider B) Parallel resistor C) Capacitive coupling D) Series sense resistor with feedback
A) Systematic node voltage checking B) Random probing C) Visual inspection D) Component count
A) Colpitts oscillator B) Crystal oscillator C) Wien bridge oscillator D) Hartley oscillator
A) 10ΚΩ B) 47kQ C) 1ΚΩ D) 100ΚΩ
A) AVin/AVout B) Alout/AVout C) AVout/Alload D) AVout/AVin
A) Sallen-Key B) Twin-T C) Multiple feedback D) State variable
A) 80dB B) 50 C) 10 D) 100
A) Input bias current B) Gain bandwidth C) Slew rate D) CMRR
A) Power = V *1 B) Heat measurement C) Energy calculation D) .meas avg power = avg(V(n1)*I(R1))
A) +15V DC B) -15V DC C) 5V DC D) 12V DC
A) Boost converter B) Buck converter C) Flyback converter D) Linear regulator
A) 9V B) 24V C) 12V D) 15V
A) XML format B) HTML format C) Binary format D) SPICE compatible text format
A) Peak amplitude B) RMS voltage C) Phase noise D) Long-term frequency drift measurement
A) Crystal B) Wien bridge C) RC phase shift D) Colpitts
A) 10 B) 15 C) 2 D) 5
A) Component arrays B) Symbol creation with subcircuits C) Multiple schematics D) Linked files
A) F4 B) F2 C) F1 D) F3
A) +12V only B) +5V only C) ±12V D) ±15V
A) Two diodes in series B) Bridge configuration with four diodes C) Center-tapped transformer D) Single diode setup
A) 1MHz B) 250kHz C) 500kHz D) 100kHz
A) .op B) .ac C) .tran D) .dc
A) 1V B) 0V C) 5V D) -5V
A) 2200μF B) 1000μF C) 470μF D) 100μF
A) vntol = 1e-6 B) abstol 1e-12 C) reltol = 1e-3 D) itol = 1e-8
A) .save B) .print C) .plot D) .meas
A) Separate text file B) Verbal description C) Reference manual D) SPICE directives with comments
A) 5V B) 15V C) 12V D) 10V
A) 3.3V B) 5V C) 9V D) 6V
A) Assumption B) Theoretical calculation comparison C) Visual estimation D) Peer review
A) 1μς B) 1ns C) 100ns D) 10ns
A) 47μΗ B) 1mH C) 100μΗ D) 220μΗ
A) 0.5V triangle wave B) 2V square wave C) 3V pulse D) 1V sine wave
A) Resonant frequency B) Cutoff frequency at OdB C) Frequency at -3dB point from midband gain D) Maximum frequency of input signal
A) .four B) .ac analysis C) .fft V(out) D) .tran fft
A) Zener diode B) AGC circuit with thermistor C) Variable capacitor D) Fixed resistor
A) Zero crossing point B) Half power point (0.707 of peak amplitude) C) Quarter power point D) Maximum amplitude point
A) -60 degrees B) -45 degrees C) -180 degrees D) -90 degrees
A) Default names B) Random numbers C) Sequential only D) Hierarchical prefix with functional description
A) Random storage B) Mixed files C) Single directory D) Separate folders for each analysis type
A) Random string B) ProjectName_CircuitType_Version C) Numeric only D) Date_Time
A) 1MHz B) 100kHz C) 500kHz D) 10MHz
A) 12V DC B) 120V AC C) 24V DC D) 5V DC
A) Simulation results B) Video demonstration of circuit operation C) Complete schematic file D) Comparison with theoretical calculations
A) Circuit restart B) Power cycling C) Component replacement D) Error log analysis and stepping
A) .print rms B) .measure average C) .meas tran rms RMS V(out) D) .save rms
A) -40 dB/decade B) 20 dB/decade C) -30 dB/decade D) -60 dB/decade
A) Phase response analysis B) Monte Carlo analysis C) AC analysis D) Transient analysis
A) Thermal shutdown B) Under-voltage lockout C) Over-current protection D) Soft-start circuit
A) >40dB B) >60dB C) >80dB D) >100dB
A) Reset circuit B) .ic command with node voltages C) External sources D) Startup switches
A) Sinusoidal oscillation B) Linear increase C) Exponential rise to steady state D) Step function
A) <1% B) <10% C) <0.1% D) <5%
A) 2nd order Chebyshev filter B) 4th order Butterworth filter C) 5th order Elliptic filter D) 3rd order Bessel filter
A) Total output / total input B) Average of both inputs C) Peak output voltage D) Output voltage / differential input voltage
A) 240V AC B) 24V DC C) 120V AC D) 12V DC
A) voltage(1,2) B) measure(v1-v2) C) diff(V1,V2) D) V(node1)-V(node2)
A) 0.1 B) 0.25 C) 0.5 D) 0.707
A) 200 B) 50 C) 75 D) 100
A) Transient response B) Efficiency at different loads C) Input impedance D) Output ripple voltage
A) Visual inspection B) Comparison with datasheet specifications C) Assumption based D) Peer feedback
A) Print screen B) Save as image only C) Copy to clipboard D) Right-click plot, export data as text
A) Twin-T configuration B) Cascaded Sallen-Key stages C) Multiple feedback topology D) State variable filter
A) 2A B) 500mA C) 1A D) 3A
A) Current ratio only B) Voltage ratio only C) Power loss calculation D) (Pout/Pin) x 100%
A) No backup B) Random copies C) Single file override D) Sequential backup with date stamps
A) Modifying existing parts B) Component wizard C) Symbol editor only D) Using.subckt definition
A) Change solver type B) Modify gmin stepping C) Increase maximum iterations D) Reduce timestep
A) 2A B) 1A C) 500mA D) 5A
A) Exponential amplitude growth to steady state B) Random amplitude variation C) Linear amplitude increase D) Immediate full amplitude
A) 1000μF B) 220μF C) 100μF D) 47μF
A) Progressive component addition B) Circuit simplification C) Parameter randomization D) Complete rebuild
A) <0.5dB B) <1dB C) <3dB D) <0.1dB
A) 1KΩ B) 100Ω C) 10ΚΩ D) 2ΚΩ
A) 50kHz B) 200kHz C) 100kHz D) 75kHz
A) 10V peak-to-peak B) 1V peak-to-peak C) 3.3V peak-to-peak D) 5V peak-to-peak |