(3 marks) Your phone charger has a label: “Output: 5V, 2A”.
| | Symbol | SI Unit | Measuring Instrument | |----------------------|------------|--------------|--------------------------| | Voltage | V | Volt (V) | Voltmeter | | Current | I | Ampere (A) | Ammeter | | Resistance | R | Ohm (Ω) | Ohmmeter / Multimeter | | Power | P | Watt (W) | Wattmeter |
Electricity is a powerful and useful form of energy, but it can also be extremely dangerous if not handled properly. Understanding basic electrical safety is crucial to prevent accidents, injuries, and damage.
(3 marks) Your phone charger has a label: “Output: 5V, 2A”.
| | Symbol | SI Unit | Measuring Instrument | |----------------------|------------|--------------|--------------------------| | Voltage | V | Volt (V) | Voltmeter | | Current | I | Ampere (A) | Ammeter | | Resistance | R | Ohm (Ω) | Ohmmeter / Multimeter | | Power | P | Watt (W) | Wattmeter | f2 science electricity exercise top
Electricity is a powerful and useful form of energy, but it can also be extremely dangerous if not handled properly. Understanding basic electrical safety is crucial to prevent accidents, injuries, and damage. (3 marks) Your phone charger has a label:
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