What is a Relay?
A relay is one of the most used components in industrial automation and control, in this article, I am going to explain what is a relay, the type of relay, and how to correctly use a relay. …
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How Long Would the 2600 mAh Battery Last?
You just bought a brand new mobile device and it is the battery is labeled 2600 mAh, and you’re wondering how long would the 2600 mAh battery last, here is the answer. How long would …