A mobile phone is lying on a table, What can you say about the acceleration of the mobile phone?
1. Acceleration of the mobile phone with respect to Earth is 9.8 m/second s
2. Acceleration of the mobile phone with respect to Earth is zero
3. Acceleration of the mobile phone with respect to Earth is -9.8 m/ sec sq
4. None of these is correct
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Answer:
actually its zero but , acceleration due to gravity is 9.8 or 10
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