I. The earth is not spherical but elliptical in shape
I. The earth is not spherical but elliptical in shape
II. Variation in latitude and longitude
III. Rotation of the earth on its axis
IV. Variation in the density of the earth
On which combination of the above does the weight of an object vary on the earth's surface?
I, II, III and IV
III and IV only
I, II and III only
I and II only
Correct answer is B
A person can weigh differently at various place on Earth because of the fluctuations in Earth's gravity,
because the planet is not perfectly spherical or uniformly dense and its rotation.
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