Talim by Zia Ur Rehman Sherwani.

Attempt any 22 (twenty two) short question from Question 2,3 and 4, at least 8 short questions from question 2, 8 short question from question 3 and 6 short question from question 4. All question carry equal marks. Q.No. 2 Write answers of any EIGHT questions. (8x2=16) What are Fluids? Is solid a fluid? Justify your answer. ii) Distinguish between laminar and turbulent flow? ill) What are terms viscosity and drag force? iv) How do the perfume and paint sprayers works? v) Write down the mathematical form of Stoke's law and describe its limitation? vi) Differentiate hydrokinetics and hydrostatics? vii) A spherical body is dopped in two different fluids and its terminal velocity is found reasons? vill) How terminal velocity and radius of an object related with each other? ix) Why the leaves on road start to follow the fast moving car when passes through road? What happen when a body is floating at rest in a still liquid? x) xi) What are the characteristics of an ideal fluid? xil) Is i...