Physics, asked by katrebhavesh, 9 months ago

What would have been the duration of the year if the distance between the earth and the sun would have been four times the

present value?

Answers

Answered by kumarianshika310

7

Answer:

According to Kepler’s law

T² ∝ r³

(T₁ / T₂)² = (r₁ / r₂)³

(365 / T₂)² = (2r₁ / r₁)³

(365 / T₂)² = 8

365 / T₂) = 2√2

T₂ = 365 / (2√2)

T₂ = 129 days

There will be 129 days in an year.

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