NEET Physics Escape Velocity MCQ Question
What is the minimum speed required for an object to escape from Earth's gravitational field when launched from its surface?
11.2 km/s
9.8 m/s
7.9 km/s
12.5 km/s
Correct Answer
Detailed Explanation
Using the relation V_i = sqrt(2gR_E), the escape velocity from Earth's surface is calculated as approximately 11.2 km/s, as indicated in the NCERT text.
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