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Grade 11IIT JEE Entrance Exam

The escape velocity from earth is 11.2 km/s. If a body is to be projected in a direction making an angle 45° to the vertical; then the escape velocity is
(a) 11.2 × 2 km/s
(b) 11.2 km/s
(c) 11.2/√2 km/s
(d) 11.2√2 km/s

Profile image of Simran Bhatia
12 Years agoGrade 11
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1 Answer

Profile image of Aditi Chauhan
12 Years ago

(b)

Escape velocity does not depend on the angle of projection.

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