JEE PHYSICS MCQ: PHYSICAL WORLD [Dont Select]

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Prior to the advent of the Einstein’s theory of relativity, it was concluded that

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Correct option: A

matter was thought to be indestructible

Option A (matter was thought to be indestructible) is correct because before Einstein's theory, the law of conservation of mass was considered fundamental, implying matter could not be destroyed.

More Questions from PHYSICAL WORLD [Dont Select]

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Which of the following statement is correct? Gravitational force dominates in terrestrial phenomena because Natural science does not include 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