Determine the  radius of a drop of water failling though air , if it covers 4.1 cm in 4
Channel: Doubtnut
Date: 2021-11-02

Determine the  radius of a drop of water failling though air , if it covers 4.1 cm in 4 seconds with a unifrom velocity Assume density of air is0.001293 `g cm^(-3)` and `eta` for air`1.8xx10^(-4)` poise.