Eight spherical rain drops of the same mass and radius are falling down with a terminal…
Physics · JEE Main · NTA Exams — Properties of Solids and Liquids
Eight spherical rain drops of the same mass and radius are falling down with a terminal speed of 6 cm s–1. If they coalesce to form one big drop, what will be its terminal speed ? Neglect the buoyancy due to air.
- 1.5 cms–1
- 6 cms–1
- 24 cms–1
- 32 cms–1
Answer
(C) 24 cms –1
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