Question

why does the weight of a body decrease when it is taken to the equator​

Answer 1

Answer:

At the equator you have a slight buldge due to the Earth's fast rotation, so you weight less there on a scale. And the speed of rotation at the equator also slightly cancels out some of the centripetal force of gravity.

Explanation:

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Answer 2

Answer:

the rotation of the Earth is about earth is about its own axis also produces a centrifugal force on the body. this effect will further reduce the weight of the body . do due to both these effects the weight of the body when it is taken from poles to equator on the earth decreases