# Electrical Formulas Quiz — Master Electrical Calculations > Master Electrical Calculations (iPhone/iPad app by Forwa Elade Wunde.) - Source: https://appshunter.io/ios/app/electrical-formulas-quiz/id6754638500 (this page in markdown: same URL + `.md`) - Developer: [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) - Category: Education, Games - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 17.0 · 10 MB - Languages: American English, Hindi, Italian, European Portuguese, Russian, European Spanish - Released: 2025-10-30 - Data updated: 2026-07-17 - User reviews in markdown: https://appshunter.io/ios/app/electrical-formulas-quiz/id6754638500/reviews.md ## What is Electrical Formulas Quiz? Electrical Formula Genius is the ultimate quick-reference and quiz tool for students, technicians, and engineers. Stop flipping through textbooks—test your knowledge of core concepts like impedance, phase relationships, RMS values, and more right on your phone! Sure! Here’s the formatting you asked for, with each string on its own line like your examples: Some of the formulas covered include but not limited to: -Electric Charge -Electric Current -Voltage / Potential Difference -Resistance -Conductance -Power (DC) -Energy -Electric Field -Force on Charge -Work Done -Capacitance -Inductance -Magnetic Flux -Magnetic Flux Density -Magnetic Field Intensity -Permeability -Permittivity -Electric Displacement -Current Density -Resistivity -Conductivity -Potential Energy -Drift Velocity -Power Dissipation -Joule’s Heat -EMF -Internal Resistance -Coulomb’s Law Force -Ohmic Power Loss -Energy Density (Electric) -Energy Density (Magnetic) -Surface Charge Density -Line Charge Density -Volume Charge Density -Time Constant (RC) -Time Constant (RL) -Reactance (Inductive) -Reactance (Capacitive) -Impedance -Admittance -Susceptance -Reactance Angle -Apparent Power -Reactive Power -True Power -Power Factor -Phase Angle -RMS Voltage -RMS Current -Average Power (AC) -AC Circuits & Phasors -Angular Frequency -Frequency -Period -Instantaneous Voltage -Instantaneous Current -Phase Difference -Phasor Voltage -Phasor Current -RMS Relation -Instantaneous Power -Average Power -Apparent Power -Reactive Power -Complex Power -Power Triangle -Impedance (Complex) -Admittance (Complex) -Reactance (General) -Phase Angle of Impedance -Voltage Divider (AC) -Current Divider (AC) -Resonant Frequency (LC) -Q-Factor (Resonance) -Bandwidth (Resonance) -Quality Factor (Series RLC) -Quality Factor (Parallel RLC) -Damping Factor -Resonant Angular Frequency -Voltage Magnification (RLC) -Current Magnification (RLC) -RMS Value (Sine) -Average Value (Half Cycle) -Form Factor -Peak Factor -Total Impedance (Series) -Total Admittance (Parallel) -Phase Voltage (Star) -Line Voltage (Star) -Phase Current (Delta) -Line Current (Delta) -3-Phase Power -3-Phase Apparent Power -Reactive Power (3-Phase) -Power Factor Correction Capacitance -Power Factor Correction Angle -Power in Balanced Load -Efficiency -Crest Factor -Total Harmonic Distortion -Phase Sequence -Symmetrical Components -Power Triangle Angle -Impedance Angle -Complex Power Conjugate -Real Component of Power -Imaginary Component of Power -Instantaneous Reactive Power -Active Current -Reactive Current -Power Factor Angle -RMS of Composite Wave -AC Power Loss -Average Power (Non-Sinusoidal) -Skin Depth -Power Density -Reactive Energy -Apparent Energy -Complex Power per Phase -Average Energy per Cycle -RMS Frequency Variation -RMS Impedance Variation -RMS Voltage Deviation -Instantaneous Phase Voltage -Line-to-Line Voltage -Complex Admittance -Negative Sequence Current -Positive Sequence Current -Zero Sequence Current -Symmetrical Impedance -Voltage Regulation -Power Transfer Efficiency -Frequency Response -Phase Response -Bode Magnitude -Bode Phase -Resonance Gain -Voltage Standing Wave Ratio -Reflection Coefficient -Transmission Coefficient -Power Reflection Coefficient -Standing Wave Ratio -Attenuation Constant -Phase Constant -Propagation Constant -Characteristic Impedance -Power Gain -Decibel Power Gain -Voltage Gain -Voltage Gain (dB) -Power Loss Factor Perfect For -Electrical Engineering students (high school & college) -Electricians -Teachers & tutors -Anyone curious about the world of Electrical Engineering! Start your journey into the world of Electrical Engineering — one formula at a time. Download Electrical Formula Quiz today and see how many formulas you really know! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://forwaelade.web.app/ElectricalFormulas/privacy-policy ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Year | $29.99 | per year | | Week | $7.99 | per 7 days | | Month | $19.99 | per month | ## Version history (last 2 releases) ### 1.1 — 2026-01-18 -Bug fixes -Improved the English localization ### 1.0 — 2025-10-30 No release notes. ## Apps similar to Electrical Formulas Quiz | App | Rating | Price | Category | | --- | --- | --- | --- | | [Basic Engineering Dictionary](https://appshunter.io/ios/app/basic-engineering-dictionary/id6746554325) | 3.5 (4) | Free | Education | | [Electrician Practice Test 2026](https://appshunter.io/ios/app/electrician-practice-test-2026/id6479842245) | 4.9 (7) | Free | Education | | [The Unit Circle App](https://appshunter.io/ios/app/the-unit-circle-app/id6752369385) | — | Free | Education | | [ELECTRICIAN TEST PRACTICE 2026](https://appshunter.io/ios/app/electrician-test-practice-2026/id6755187033) | 4.7 (37) | Free | Education | | [Positional Encoding](https://appshunter.io/ios/app/positional-encoding/id6749869150) | — | Free | Education | | [Electrician Quiz Game](https://appshunter.io/ios/app/electrician-quiz-game/id6451878599) | — | Free | Education | ## More apps by Forwa Elade Wunde - [iConz: Buy, Sell, Earn](https://appshunter.io/ios/app/iconz-buy-sell-earn/id6448638809) - [Electrical Symbols Quiz](https://appshunter.io/ios/app/electrical-symbols-quiz/id6468240005) - [Motor Control Circuits](https://appshunter.io/ios/app/motor-control-circuits/id6475428199) - [Motor Repair](https://appshunter.io/ios/app/motor-repair/id6475669094) - [Electrical Components Quiz](https://appshunter.io/ios/app/electrical-components-quiz/id6476490461) - [Power Electronics](https://appshunter.io/ios/app/power-electronics/id6737322555) All apps by Forwa Elade Wunde: https://appshunter.io/developer/1685241344 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-17.*