JEE Main & Advanced
Physics
Fluid Mechanics, Surface Tension & Viscosity / द्रव यांत्रिकी, भूतल तनाव और चिपचिपापन
Question Bank
Graphical Questions
question_answer
The diagram shows a cup of tea seen from above. The tea has been stirred and is now rotating without turbulence. A graph showing the speed v with which the liquid is crossing points at a distance X from O along a radius XO would look like
A)
B)
C)
D)
Correct Answer:
D
Solution :
When we move from centre to circumference, the velocity of liquid goes on decreasing and finally becomes zero.