reaches the planet only under gravitational attraction

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The escape velocity for a planet is ve​. A particle starts from rest at a large distance from the planet, reaches the planet only under gravitational attraction, and passes through a smooth tunnel through its centre. Its speed at the centre of the planet will be –
14
Sep
The escape velocity for a planet is ve​. A particle starts from rest at a large distance from the planet, reaches the planet only under gravitational attraction, and passes through a smooth tunnel through its centre. Its speed at the centre of the planet will be – and passes through a smooth tunnel through its [...]
Posted in: Cengage NEET by C.P Singh , Chapter 12 - Gravitation , Part 1 ,
Tags: and passes through a smooth tunnel through its centre. Its speed at the centre of the planet will be - , reaches the planet only under gravitational attraction , The escape velocity for a planet is ve​. A particle starts from rest at a large distance from the planet ,