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