A rain drop of radius r falls in air with a terminal speed v t . What is the terminal…
Physics · JEE Main · NTA Exams — Properties of Solids and Liquids
A rain drop of radius r falls in air with a terminal speed vt. What is the terminal speed of a rain drop of radius 2r ?
- vt/2
- vt
- 2vt
- 4vt
Answer
(D) 4v t
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