The time period of a satellite of Earth is 5 h o u r s . If the separation between the Earth and the satellite is increased to 4 t i m e s the previous value, the new time period will become -

Question

The time period of a satellite of Earth is 5 h o u r s . If the separation between the Earth and the satellite is increased to 4 t i m e s the previous value, the new time period will become -, 40 h o u r s, 20 h o u r s, 10 h o u r s, 80 h o u r s

MARKS App · Accepted Answer

T 2 ∝ r 3 ; T ′ 2 ∝ 4 r 3 or T 2 / T ′ 2 = 64 or T ′ / T = 8 or T ′ = 8 × 5 h = 40 h

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