Can you write down the functionality of Accelerometer of an iPhone?

1.	Can you write down the functionality of Accelerometer of an iPhone?
Answer» Can you write down the FUNCTIONALITY of Accelerometer of an iPhone? As we all KNOWS the iPhone have feature to respond to MOTION using a built-in accelerometer functionality. The accelerometer automatically detects MOVEMENT and it will changes the display as per the settings. for EXAMPLE when we rotate iPhone from portrait to landscape it will change accordingly.

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