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harini v Grade: 11
        

a planet is moving in an elliptical path around the sun.P and Q are two points on a straight line in the elliptical path collinear with the sun.given SP=R1 and SQ=R2.v1 and v2 are velocities of the planet at P and Q respectively.find v1/v2

6 years ago

Answers : (1)

vikas askiitian expert
510 Points
										

motion of particle is elleptical & angular momental of particle about sun at every point is conserved..


for point p


              Jp=MV1 R1


for point q


             Jq=MV2R2


for conservation of angular momentam


 MV1R1 = MV2R2


   V1/V2 =R2/R1

6 years ago
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