A) Fixed timestep B) Auto timestep C) Maximum timestep = 1/100 of smallest time constant D) Minimum timestep
A) Calculating from frequency response B) Using cursor differences in voltage vs. time plot C) Reading the voltage value at t=0 D) Measuring peak voltage only
A) Build physical electronic circuits B) Develop new electronic components C) Program microcontrollers D) Master complex circuit simulation techniques in LTSpice
A) Time domain plot B) Smith chart C) Bode plot D) Nyquist plot
A) RxC B) C/R C) R-C D) R+C
A) 47Ω B) 220Ω C) 100Ω D) 1kΩ
A) DC sweep B) Transient C) Monte Carlo D) Fourier
A) 1ms B) 5ms C) 2ms D) 10ms
A) 20kΩ B) 10ΚΩ C) 5ΚΩ D) 15ΚΩ
A) 2kHz B) 10kHz C) 500Hz D) 1kHz
A) 2MHz B) 100kHz C) 500kHz D) 1MHz
A) LM358 B) TL082 C) LT1001 D) LM741
A) >20dB B) >80dB C) >40dB D) >60dB
A) Input power / Output power × 100% B) Voltage out / Voltage in C) Output power / Input power × 100% D) Current out / Current in
A) 50kHz B) 10kHz C) 1kHz D) 100kHz
A) Grounded input B) Single input signal only C) Identical signals applied to both inputs D) Different signals on each input
A) Power supply frequency B) External clock C) RC time constant D) LC resonance
A) Peak-to-peak voltage measurement B) Instantaneous voltage C) RMS calculation D) Average voltage
A) 0.1Hz B) 100Hz C) 1Hz D) 10Hz
A) Inductors with 0.5% tolerance B) Transistors with 5% tolerance C) Capacitors with 1% tolerance D) Resistors with 0.1% tolerance
A) PWM feedback control B) Voltage follower C) Linear regulation D) Open loop control
A) 12V DC B) 3.3V DC C) 24V DC D) 5V DC
A) Switching noise B) Average power C) Output voltage settling time D) Input current
A) gmin = 1e-7 B) gmin = 1e-12 C) gmin = 1e-9 D) gmin = 1e-6
A) Series sense resistor with feedback B) Capacitive coupling C) Parallel resistor D) Voltage divider
A) Random probing B) Component count C) Systematic node voltage checking D) Visual inspection
A) Wien bridge oscillator B) Hartley oscillator C) Colpitts oscillator D) Crystal oscillator
A) 47kQ B) 100ΚΩ C) 1ΚΩ D) 10ΚΩ
A) AVin/AVout B) AVout/Alload C) Alout/AVout D) AVout/AVin
A) State variable B) Multiple feedback C) Twin-T D) Sallen-Key
A) 10 B) 50 C) 80dB D) 100
A) Slew rate B) Input bias current C) Gain bandwidth D) CMRR
A) Power = V *1 B) Heat measurement C) Energy calculation D) .meas avg power = avg(V(n1)*I(R1))
A) 5V DC B) -15V DC C) +15V DC D) 12V DC
A) Linear regulator B) Boost converter C) Flyback converter D) Buck converter
A) 24V B) 12V C) 9V D) 15V
A) HTML format B) XML format C) Binary format D) SPICE compatible text format
A) Long-term frequency drift measurement B) Phase noise C) RMS voltage D) Peak amplitude
A) Wien bridge B) RC phase shift C) Colpitts D) Crystal
A) 15 B) 2 C) 10 D) 5
A) Symbol creation with subcircuits B) Component arrays C) Multiple schematics D) Linked files
A) F3 B) F2 C) F4 D) F1
A) ±12V B) ±15V C) +5V only D) +12V only
A) Two diodes in series B) Single diode setup C) Center-tapped transformer D) Bridge configuration with four diodes
A) 1MHz B) 100kHz C) 250kHz D) 500kHz
A) .op B) .dc C) .ac D) .tran
A) 5V B) -5V C) 0V D) 1V
A) 100μF B) 470μF C) 1000μF D) 2200μF
A) abstol 1e-12 B) vntol = 1e-6 C) reltol = 1e-3 D) itol = 1e-8
A) .print B) .meas C) .save D) .plot
A) Reference manual B) Verbal description C) Separate text file D) SPICE directives with comments
A) 10V B) 12V C) 5V D) 15V
A) 6V B) 5V C) 3.3V D) 9V
A) Assumption B) Visual estimation C) Peer review D) Theoretical calculation comparison
A) 1ns B) 100ns C) 1μς 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) Frequency at -3dB point from midband gain B) Maximum frequency of input signal C) Cutoff frequency at OdB D) Resonant frequency
A) .four B) .tran fft C) .fft V(out) D) .ac analysis
A) Zener diode B) AGC circuit with thermistor C) Variable capacitor D) Fixed resistor
A) Half power point (0.707 of peak amplitude) B) Zero crossing point C) Quarter power point D) Maximum amplitude point
A) -60 degrees B) -90 degrees C) -45 degrees D) -180 degrees
A) Random numbers B) Sequential only C) Hierarchical prefix with functional description D) Default names
A) Separate folders for each analysis type B) Mixed files C) Single directory D) Random storage
A) Numeric only B) Date_Time C) Random string D) ProjectName_CircuitType_Version
A) 500kHz B) 10MHz C) 100kHz D) 1MHz
A) 12V DC B) 5V DC C) 24V DC D) 120V AC
A) Comparison with theoretical calculations B) Simulation results C) Video demonstration of circuit operation D) Complete schematic file
A) Component replacement B) Power cycling C) Circuit restart D) Error log analysis and stepping
A) .measure average B) .save rms C) .print rms D) .meas tran rms RMS V(out)
A) -30 dB/decade B) 20 dB/decade C) -60 dB/decade D) -40 dB/decade
A) Phase response analysis B) AC analysis C) Monte Carlo analysis D) Transient analysis
A) Under-voltage lockout B) Over-current protection C) Thermal shutdown D) Soft-start circuit
A) >80dB B) >40dB C) >100dB D) >60dB
A) Startup switches B) Reset circuit C) External sources D) .ic command with node voltages
A) Linear increase B) Step function C) Exponential rise to steady state D) Sinusoidal oscillation
A) <5% B) <1% C) <0.1% D) <10%
A) 3rd order Bessel filter B) 5th order Elliptic filter C) 2nd order Chebyshev filter D) 4th order Butterworth filter
A) Peak output voltage B) Output voltage / differential input voltage C) Average of both inputs D) Total output / total input
A) 240V AC B) 24V DC C) 120V AC D) 12V DC
A) voltage(1,2) B) V(node1)-V(node2) C) measure(v1-v2) D) diff(V1,V2)
A) 0.5 B) 0.25 C) 0.1 D) 0.707
A) 200 B) 75 C) 100 D) 50
A) Efficiency at different loads B) Output ripple voltage C) Input impedance D) Transient response
A) Peer feedback B) Comparison with datasheet specifications C) Visual inspection D) Assumption based
A) Print screen B) Right-click plot, export data as text C) Save as image only D) Copy to clipboard
A) Multiple feedback topology B) Twin-T configuration C) Cascaded Sallen-Key stages D) State variable filter
A) 500mA B) 3A C) 1A D) 2A
A) Voltage ratio only B) Current 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) Symbol editor only B) Modifying existing parts C) Component wizard D) Using.subckt definition
A) Increase maximum iterations B) Change solver type C) Reduce timestep D) Modify gmin stepping
A) 1A B) 500mA C) 2A D) 5A
A) Immediate full amplitude B) Random amplitude variation C) Exponential amplitude growth to steady state D) Linear amplitude increase
A) 100μF B) 1000μF C) 220μF D) 47μF
A) Circuit simplification B) Progressive component addition C) Complete rebuild D) Parameter randomization
A) <0.5dB B) <0.1dB C) <3dB D) <1dB
A) 2ΚΩ B) 10ΚΩ C) 1KΩ D) 100Ω
A) 75kHz B) 50kHz C) 200kHz D) 100kHz
A) 5V peak-to-peak B) 3.3V peak-to-peak C) 10V peak-to-peak D) 1V peak-to-peak |