Question

A person standing on a scale gets a reading of 75 Kg at the north pole. Later this person and the scale move to the equator. a. If you are at the center of the earth, looking at the person on the equator and ignoring the gravitational attraction from outside the earth, what acceleration of this person do you observe, both in magnitude and direction? (earth is a perfect sphere with radius of 6400km)

B; Find out the person's reading on the scale in kg if he stands on the scale, assuming g=10m/s. (free body diagram is required).

Answer 1

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