sanvyasandeep65 sanvyasandeep65

18-06-2020
Physics

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Air resistance is a special kind of frictional force that acts on objects as they travel through air. Identify the situation where this frictional force is ABSENT, from the ones given below:

Air resistance is a special kind of frictional force that acts on objects as they travel through air Identify the situation where this frictional force is ABSEN class=

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temdan2001 temdan2001

23-06-2020

Answer: A

Explanation:

The air resistance as frictional force will always exist whenever there is motion. And cease to exist whenever there is no motion.

Among all the options, a lamp fixed with a rod from the ceiling experiences no movement. Therefore, this frictional force is ABSENT in that situation.

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