Q1)A rigid lighter than air balloon filled with helium cannot continue to rise indefinitely. What determines the maximum height it can attain?

Q2) A pan of water sits on a kitchen scale. You stick your finger into the water, without touching the pan. Does the scale reading change? How?

Q3) Is the continuity equation valid for compressible fluids? IF not is there a similar relation that is valid?

Deepak Patra , 11 Years ago

Grade upto college level