Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Medical
  • A ball with density , is falling inside a liquid of density , the ball will move downward wit

A ball with density \rho, is falling inside a liquid of density \sigma, the ball will move downward with terminal velocity 

Option: 1

Always 


Option: 2

Only when \rho >\sigma

 


Option: 3

Only when\rho <\sigma


Option: 4

It will never move with constant velocity 


Answers (1)

best_answer

As we learned 

 

If ρ > σ -

Terminal velocity will be positive.

- wherein

Spherical body attains constant  velocity in downward direction.     

 

 v_{T}=\frac{2}{9}\frac{\left ( \rho -\sigma \right )}{\eta }r^{2}g

\therefore v_{T} is downward only if \rho >\sigma

 

Posted by

Irshad Anwar

View full answer

NEET 2024 Most scoring concepts

    Just Study 32% of the NEET syllabus and Score up to 100% marks

Similar Questions

Trending Articles/News

anam-khan

AIIMS MBBS cut-offs for general, OBC, EWS categories as per trends
anam-khan

Centre forms committee to tackle coaching dependency, dummy schools, examine JEE, NEET pressure
anam-khan

BSc Nursing NEET cut-offs for AIQ seats, central universities; counselling process, fee details

Latest Question