Answer:
A mechanical thermostat will typically use a bimetal strip with two different metals that expand/contract with the temperature at different rates.
Explanation:
The answer to your question is,
NIC - Network Interface Card
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Answer:
When you shut down your electronic, all your open programs close and the electronic shuts down your operating system. An electronic that's shut down uses almost no power. In sleep mode, the electronic enters a low-power state. The electronics state is kept in memory.