Q. If a sphere of diameter 1 cm falls in castor oil of kinematic viscosity 10stokes, with a terminal velocity of 1.5 cm/sec, the coefficient of drag on the sphere is (Solved)
1. less than 1
2. between 1 and 100
3. 160
4. 200
- c. 160
1. less than 1
2. between 1 and 100
3. 160
4. 200