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JEE Main Physics Class 11 Properties of Solids and Liquids Questions Part 1 Questions
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Question : 12
Total: 100
Which of the following option correctly describes the variation of the speed v and acceleration 'a' of a point mass falling vertically in a viscous medium that applies a force F = –kv, where 'k' is a constant, on the body? (Graphs are schematic and not drawn to scale)
[Online April 9, 2016]
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Solution:
When a point mass is falling vertically in a viscous medium, the medium or viscous fluid exerts drag force on the body to oppose its motion and at one stage body falling with constant terminal velocity.
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