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Physics - Gravitation Question with Solution | TestHub

PhysicsGravitationEnergy & PotentialEasy2 minPYQ_2022

PhysicsEasysingle choice

A body of mass $m$ is thrown vertically upward with speed $3 v_{e}$ , where $v_{e}$ is the escape velocity of a body from earth surface. The final velocity of the body is

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Answer:

Solution:

$- \frac{GMm}{R} + \frac{1}{2} m (3 v_{e})^{2} = 0 + \frac{1}{2} mv^{2}, v = 2 v_{e}$

Stream:WBJEESubject:PhysicsTopic:GravitationSubtopic:Energy & Potential

⏱ 2mℹ️ Source: PYQ_2022

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