According to the general theory of relativity
I. Gravity is a force
II. Gravity is the curvature of space-time
III. The planets follow the shortest path in the curved space-time about the sun
IV. In weak gravitational field, Einstein's formulas yield the same answers as Newton's. Which combination is correct?

II, III and IV only

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II and IV only

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II and III only

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I, II, III and IV

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Solution

The correct option is B II and IV only
II. Gravity is the curvature of space-time.
IV. In weak gravitational field, Einstein's formulas yield the same answers as Newton's.

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The correct option is B II and IV onlyII. Gravity is the curvature of space-time.IV. In weak gravitational field, Einstein's formulas yield the same answers as Newton's.

The correct option is B II and IV only
II. Gravity is the curvature of space-time.
IV. In weak gravitational field, Einstein's formulas yield the same answers as Newton's.