Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
6.6k views
in Physics by (26.9k points)
closed by

An air bubble of radius r rises steadily through a liquid of density ρ at the rate of v. Neglecting density of air, find the coefficient of viscosity of liquid.

1 Answer

+1 vote
by (30.0k points)
selected by
 
Best answer

Buoyant force = weight of liquid displaced

= \(\frac{4}{3}πr^3ρg\)

Viscous force = Stoke’s drag force

= 6πηrv

6πηrv = \(\frac{4}{3}πr^3ρg\)

η = \(\frac{2}{9}\frac{r^2ρg}{v}\)

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...