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Standard X

Physics

Variation of g (Acceleration Due to Gravity)

Figure shows ...

Question

Figure shows the velocity of a planet revolving around the sun at three times of a year. Let v represent the speed of the planet when its velocity is. Which of the following alternatives is correct?

v_{2} = 2 v_{1}

and

v_{3} = 3 v_{1}

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v_{3} > v_{2} > v_{1}

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v_{2} = \frac{v_{1} + v_{3}}{2}

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v_{1} > v_{2} > v_{3}

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Solution

The correct option is D $v_{1} > v_{2} > v_{3}$
Velocity of revolving satellite is given by
V = $\sqrt{(} \frac{G M}{r})$
hence increase position of planet (r) decfease in its velocity.

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Figure shows the velocity of a planet revolving around the sun at three times of a year. Let v represent the speed of the planet when its velocity is. Which of the following alternatives is correct?

The correct option is D v1>v2>v3Velocity of revolving satellite is given byV = √(GMr)hence increase position of planet (r) decfease in its velocity.

The correct option is D $v_{1} > v_{2} > v_{3}$
Velocity of revolving satellite is given by
V = $\sqrt{(} \frac{G M}{r})$
hence increase position of planet (r) decfease in its velocity.