A small ball of mass 'm' radius r is released from rest in a viscous liquid of coefficient of viscosity \eta and density half of that of ball. Choose the correct option(s)

Question

Examsnet · Accepted Answer

Correct Answer is : After time t=‌mℓn26πηr the velocity of ball will be half of the terminal velocity

JEE Advanced 2020 Full Test 6 Paper 1