JEE Main 2013 — Mechanical Properties of Fluids Question with Solution
JEE Main 2013 (25 Apr Online)
Question
In an experiment, a small steel ball falls through a liquid at a constant speed of . If the steel ball is pulled upward with a force equal to twice its effective weight, how fast will it move upward ?
Choose an option
Show full solutionCorrect option: C
Correct answer
C
Step-by-step explanation
Weight of the body and When the body attains terminal velocity net force acting on the body is zero. i.e., And terminal velocity As in case of upward motion upward force is twice its effective weight, therefore, it will move with same speed
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This is a previous-year question from JEE Main 2013, covering the Mechanical Properties of Fluids chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.