Concept — Rate at which work is done or energy is transferred.
Present in chapters
04·15
Linked atoms
30 linked atoms.
04 Energy and work
- Problem — Height gained by a lift
- Problem — Power of a lift
- Problem — Ranking powers (four lifts)
- Problem — Ranking powers (three machines)
- Problem — Efficiency of a wind turbine blade
- Fermi estimate: power output of a human being
15 Electric circuits
- Energy balance of the battery
- Joule heating
- Energy and power in circuits
- Worked example — powers assigned to three resistors in parallel
- Worked example — resistor used as a heater
- Worked example — series vs parallel: total power
- Law of conservation of energy
- Power of the generator
- Power dissipated by the resistors
- Problem — chains of light bulbs
- Problem — current and power on a resistor
- Problem — short circuit
- Problem — voltage divider
- Problem — energy of a laptop computer
- Problem — the circuit breaker that trips
- Problem — torch light bulb
- Problem — light bulbs in series or parallel
- Problem — ranking the powers of three light bulbs
- Problem — ranking three lamp configurations
- Problem — resistance and power of an ohmic conductor
- Problem — heating resistor
- Problem — underpowered heater
- Problem — same voltage, different resistances