Solve electrical circuit problems with interactive exercises on Ohm's Law, Kirchhoff's Laws, and impedance calculations. Practice resistive circuits, node and loop analysis, and motor efficiency. Review complex numbers and power factor concepts.
Convert across categories with a modern interface. Navigate using sidebar and tab bar. Create multiple windows and drag items to new screens. Share data and access context menus. Includes a quick start guide and light/dark modes.
Convert units across 16 categories with 173 units and 2162 conversions. Perform calculations for field strength, resistance, capacitance, and more. Access 62 calculators via in- purchase.
Exam questions organized by topic and subtopic. Review explanations for correct answers. Track progress over time. Set study goals and receive feedback on performance. Access updated content reflecting current standards.
Learn about resistors and resistance with interactive simulations. Configure up to eight component sections. Measure voltages across resistors and current through series and parallel circuits. Solve electrical circuits.
Perform calculations including resistor color code analysis, transformer voltage and current computations, and voltage, current, resistance, and power determinations. Include upgraded voltage drop calculations compliant with NEC/IEEE standards.
Calculate coordinates and grid squares for projects
Offers calculators for designing radios and antennas. Users can find latitude and longitude from a maidenhead square or vice versa. Calculate distances between squares. Convert units. Locate current position.
Practice , stocks, crypto, gold, and oil using real-time market data. Simulate trades with paper money. Track performance across multiple assets. Set goals and review historical data. Export trade logs and analyze strategies.