The earth moves around the Sun in an elliptical orbit as shown in Figure. The ratio OA/OB $=$ x. The ratio of the speed of the earth at B to that at A is nearly.

\sqrt{x}

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x V

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x \sqrt{x}

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x^{2}

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Solution

The correct option is B $x V$

Since angulr momentum remains conserved
$L_{1} = L_{2}$
$\Rightarrow V O A = V^{1} O B$
$\Rightarrow V^{1} = x V$

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The earth moves around the Sun in an elliptical orbit as shown in Figure. The ratio OA/OB=x. The ratio of the speed of the earth at B to that at A is nearly.

The correct option is B xVSince angulr momentum remains conservedL1=L2⇒VOA=V1OB⇒V1=xV

The earth moves around the Sun in an elliptical orbit as shown in Figure. The ratio OA/OB $=$ x. The ratio of the speed of the earth at B to that at A is nearly.

The correct option is B $x V$

Since angulr momentum remains conserved
$L_{1} = L_{2}$
$\Rightarrow V O A = V^{1} O B$
$\Rightarrow V^{1} = x V$