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QAIPM-2001-Ph-2921: NEET 2001 Physics - Class 11 AIPM-2001-Ph-2921 Solution: With what velocity should a particle be projected so that its…

With what velocity should a particle be projected so that its height becomes equal to radius of earth?

Multiple Choice Options

A $\left(\frac{GM}{R}\right)^{1/2}$
B $\left(\frac{8GM}{R}\right)^{1/2}$
C $\left(\frac{2GM}{R}\right)^{1/2}$
D $\left(\frac{4GM}{R}\right)^{1/2}$

Step-by-Step Verified Solution

Using v 2 = 2 g h 1 + h R and given h = R _ v = g R = G M R

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