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問題 6

JEE Main Problem Solver Diagnostic Quiz · デッキ: JEE Main Master Class: Calculus, Mechanics, Coordinate Geometry

If satellite orbital velocity near Earth's surface is $v_o$, what is the minimum launch velocity required for an object to escape Earth's gravity?

  1. $v_o$
  2. $\sqrt{2}\,v_o$
  3. $2v_o$
  4. $4v_o$

出典: Gravitation, OpenStax University Physics Volume 1

試験ガイド: JEE Main — 科目、形式、公式ソース。

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