Answer:
(i)
Original weight where M is the mass of the
earth.
When M changes to new mass M then, new mass, M =M+ 10% of At
New weight
Now, (1)
New weight becomes 1.1 times.
i.e., weight will increase by 10%.
(ii) Weight when r is the
radius of the earth.
When r changes to 2r, the new weight is given by New
weight=
New weight becomes 4 times.
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