Engineering

Electrical: practice problems, courses and calculators

25 topics, 13 courses and 21 calculators for Electrical, with hints and worked solutions.

25Topics 13Courses 21Calculators

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Topics25

Circuit analysis

5

Transients

1

RC & RL transients Practise

AC circuits

3

Power systems

2

Machines & drives

1

DC motors Practise

Electronics

3

Digital electronics

1

Digital logic: gates, K-maps & flip-flops Practise

Measurement & instrumentation

2

Control & signals

7

Courses13

All courses →

Exam preparation

FE Electrical and Computer exam practice20 topics

Courses

Circuit Analysis 17 topics Circuit Analysis 2: AC circuits8 topics Electrical Engineering Fundamentals8 topics Power Systems and Electrical Machines5 topics Electronics 17 topics Control Engineering 16 topics Signals and Systems4 topics Power Electronics and Drives4 topics Measurement and Instrumentation5 topics Control Engineering 2: Feedback Control Design5 topics Digital Electronics3 topics Mechatronic Systems6 topics

Calculators21

All calculators →

Series and parallel resistor calculatorSeries & parallel resistors Voltage divider calculatorSeries & parallel resistors RC time constant calculatorRC & RL transients RLC impedance calculatorAC impedance & phasors Power factor correction calculatorAC power & power factor Op-amp gain calculatorOp-amp circuits Three-phase power calculatorThree-phase power Transformer turns ratio calculatorTransformers Resonant frequency calculator (LC and RLC)LC resonance, Q factor & bandwidth LED resistor calculatorDiodes & transistors Inverse Laplace transform calculator (partial fractions)Laplace transforms Voltage drop calculatorThree-phase power 555 timer calculator (astable and monostable)Diodes & transistors Decibel calculator (dB, dBm and sound levels)Bode plots & margins Bode plot calculator (gain and phase margin)Bode plots & margins Routh–Hurwitz stability criterion calculatorStability: Routh–Hurwitz & root locus Laplace transform calculatorLaplace transforms Thévenin and Norton equivalent calculatorThévenin & Norton Ohm’s law calculator (voltage, current, resistance and power)Series & parallel resistors Resistor colour code calculator (4, 5 and 6 bands)Series & parallel resistors Capacitor calculator (series, parallel, charge and energy)RC & RL transients