Question

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ահɑԵ íՏ ⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆⬆
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Answer 1

✍️ $\huge\purple{NFC:-}$

NFC or Near Field Communication is a set of communication protocols that enable two electronic devices, one of which is usually a portable device such as a smartphone, to establish communication by bringing them within 4 cm of each other.

✍️ $\huge\purple{ECG:-}$

ECG or Electrocardiography is the process of producing an electrocardiogram, a recording - a graph of voltage versus time - of the electrical activity of the heart using electrodes placed on the skin.

✍️ $\huge\purple{sensor:-}$

Sensor is a device which detects or measures a physical property and records, indicates, or otherwise responds to it.

$\huge\mathfrak\red{brainliest\:plz}$ ❤️