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Kepler's laws of planetary motion

A planet of mass m is revolving round the sun (of mass m_{s} )

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A planet of mass $m$ is revolving round the sun (of mass $m_{s}$ ) in an elliptical orbit. If $v$ is the velocity of the planet when its position vector from sun $r$ then if the planet rotates in counter clockwise direction then areal velocity has direction

given by "Right Hand Thumb Rule"

given by "Left Hand Thumb Rule"

normal to the plane of orbit upwrads

normal to the plane of orbit downwards

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Book:

Master Resource Book in JEE Main Physics (Arihant)

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Sebastian Discussed

A planet of mass

m

is revolving round the sun (of mass

m_{s}

) in an elliptical orbit. If

v

is the velocity of the planet when its position vector from sun

r

then if the planet rotates in counter clockwise direction then areal velocity has direction

12 mins ago

Discuss this question LIVE

12 mins ago

Text solutionVerified

According to Right Hand Thumb Rule "curl the fingers of right hand in the direction of rotation then thumb gives the direction of the areal velocity/angular momentum."

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Question Text	A planet of mass $m$ is revolving round the sun (of mass $m_{s}$ ) in an elliptical orbit. If $v$ is the velocity of the planet when its position vector from sun $r$ then if the planet rotates in counter clockwise direction then areal velocity has direction
Topic	Gravitation
Subject	Physics
Class	Class 11
Answer Type	Text solution:1
Upvotes	53

A planet of mass $m$ is revolving round the sun (of mass $m_{s}$ ) in an elliptical orbit. If $v$ is the velocity of the planet when its position vector from sun $r$ then if the planet rotates in counter clockwise direction then areal velocity has direction

Text solutionVerified

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A planet of mass m is revolving round the sun (of mass ms​ ) in an elliptical orbit. If v is the velocity of the planet when its position vector from sun r then if the planet rotates in counter clockwise direction then areal velocity has direction

Text solutionVerified

Practice questions from Master Resource Book in JEE Main Physics (Arihant)

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A planet of mass $m$ is revolving round the sun (of mass $m_{s}$ ) in an elliptical orbit. If $v$ is the velocity of the planet when its position vector from sun $r$ then if the planet rotates in counter clockwise direction then areal velocity has direction