Question Answers

Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A man is rowing a boat with a constant velocity ‘V 0 ‘ in a river the contact area of the boat is ‘A’ and coefficient of viscosity in η. The depth of the river is D. Find the force required to row the boat

A man is rowing a boat with a constant velocity ‘V 0 ‘ in a river the contact area of the boat is ‘A’ and coefficient of viscosity in η. The depth of the river is D. Find the force required to row the boat

A number of droplets combine to form a drop of radius R. If T is the surface tension each of radius `r` the rise in temperature will be