Physics - Gravitation Question with Solution | TestHub

PhysicsGravitationKepler's LawEasy2 minPYQ_2020
PhysicsEasysingle choice

If the distance between the earth and the sun were half its present value, the number of days in a year would have been

Options:

Answer:
B
Solution:

T T ′ = ( R R/2 ) 3 2 ⇒ T ′  =T ( 1 2 ) 3 2

T ′ =123/2× 365 days=122 × 365 days

=182.52×22days=91.25 × 1.414 days=129 days

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:GravitationSubtopic:Kepler's Law
⏱ 2mℹ️ Source: PYQ_2020

Doubts & Discussion

Loading discussions...