The mobile phone shown has a solar charger - Leaving Cert Engineering - Question c - 2016
Question c
The mobile phone shown has a solar charger.
(i) Outline one energy conversion that takes place as the phone charges.
(ii) Identify two other methods for charging a... show full transcript
Worked Solution & Example Answer:The mobile phone shown has a solar charger - Leaving Cert Engineering - Question c - 2016
Step 1
Outline one energy conversion that takes place as the phone charges.
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Answer
When the solar charger operates, light energy from the sun is converted into electrical energy. This process is essential for charging the phone, as it utilizes the solar energy to power the device.
Step 2
Identify two other methods for charging a mobile phone.
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Answer
Mains electrical charger with transformer: This method uses electrical outlets to charge the phone via a transformer that converts high voltage electrical current into a lower voltage suitable for phone charging.
USB: Charging the mobile phone through a USB port connected to a computer or a wall adapter is a common method that provides direct electrical energy to the phone's battery.
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