1. When the fluid velocity at a given location is independent of time, then the fluid is said to be in -------

2. If the atmospheric pressure is about 1.0 × 10⁵Pa. How large a force does the still air in a room exert on the inside of a window pane that is 40cm x 80cm in dimension?

3. A water tank has a rust hole on the side 3.5m below the water level. What is the velocity efflux of the water from this hole?

4. A combination of liquid and gases which alter their shape in response to an applied force is known as .......

5. The force necessary to pull a circular plate of 5cm radius from water surface for which surface tension is 7.5Ncm⁻¹ is.........

6. A metal wire 75.0cm long and 0.13cm in diameter stretches 0.035cm when a load of 8kg is hung on its end. Calculate the stress developed by the wire.

7. Using the description in question 4 above, find the Strain and Young modulus respectively.

8. The Spherical shape of the rain drop is due to ............

9. The aorta in human has a diameter of 3.6cm, while the average systolic blood velocity is 90cms⁻¹. Determine the Reynolds numbers if the coefficient of viscosity is 4.5x10⁻³kg/ms

10. If water flows out of a pipe at the rate of 3cm³s⁻¹. Find the velocity of the water at a point in the pipe where its diameter is 0.80cm.

11. What enables a teacher to write on the black board with chalk?

12. Water flowing with a velocity of 2ms⁻¹ in a pipe 4cm² in cross-section enters a short section of another new pipe 1cm² in area. What is the velocity in this new pipe?

13. At which of the following temperatures would the value of surface tension of water be at minimum value?.

14. A flow is said to be incompressible if the fluid density is -------

15. How much heat is lost by a human body per day from evaporation if the average perspiration loss is 30g/hr and the heat of vaporization at body temperature is 540 Cal/g.

16. Water is flowing smoothly through a close-pipe system. At one point where the height of the pipe is 2m, the speed of the water is 3ms⁻¹ with pressure 20kPa, While at another point 'B' where the height of the pipe is 3m the speed is 4ms⁻¹, what is the pressure at this point 'B'?