JEE PHYSICS MCQ: PHYSICAL WORLD [Dont Select]

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Gravitational force dominates in terrestrial phenomena because

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Correct option: A

masses involved are quite large

Option A (masses involved are quite large) is correct because the gravitational force is directly proportional to the product of the masses involved, making it dominant when masses are large.

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Which of the following statement is correct? Natural science does not include Prior to the advent of the Einstein’s theory of relativity, it was concluded that Assertion: In universe, gravitational force dominates in long distance and electric force dominates in short distance.

Reason: For gravitational force

\propto \frac{\text { (mass) }^2}{\text { distance }^2}

and electric force

\propto \frac{\text { charge }^2}{\text { distance }^2}

The theory of solar system, in which the sun occupies the central position, is known as In 1913, Niels Bohr gave a theory on the basis of