1. What is the pressure at a point 18,000 ft below the surface of the ocean?  $$\left(\gamma\ =\ 64.0\ \frac{lb}{ft^3}\right)$$  

2. For the barometer shown in the figure, what is the atmospheric pressure if $$h_{m\ }=\ 20\ cm,\ \rho_m=\ 13,550\ \frac{kg}{m^3},\ and\ p_{v\ }=\ 0\ kPa$$  ?

3. In the figure, what is the absolute pressure (pA) in vessel A?

4. Water flows through a 20-cm-diameter pipe. If the critical Reynolds number is 2,300, what is the maximum value of the average velocity for which laminar flow can be assumed?

5. What is the coefficient of drag for a flow of air ( $$\rho=\ 1.225\ \frac{kg}{m^3},\ \mu=1.8\times10^{-5}\ \frac{N.s}{m^2}$$  ) over a flat plate that is 93 cm long, if $$V_{\infty}=86\ \frac{m}{s}$$  ?

6. Water flows through a 17-cm-diameter horizontal pipe ( $$\left(f=0.017\right)$$  at a rate of $$0.34\ \frac{m^3}{s}$$  . What is the frictional head loss per meter of pipe length?

7. What is the pumping power required for the system shown in the figure? (Neglect friction in the pipes.)

8. What is the Mach number of a fluid stream flowing at a velocity of 370 ft/s? (c = 1,080 ft/s)

9. For steady flow of a compressible fluid in the expander shown in the figure, what is the density at the exit section ( $$\rho_2$$  )?

10. What is the average velocity of the water entering the tee?

11. What is the for (F) required to keep the tee stationary?

12. If 16 kg/s of water, traveling at 67 m/s, enters the impulse turbine shown in the figure, which has a 26-cm diameter and a blade angle $$\alpha$$  of $$120\degree$$  , what is the maximum power that can be generated?

13. What is the volumetric flow rate (Q) of water ( $$\gamma=9,810\ \frac{N}{m^3}$$  ) for the venturi flow meter shown in the figure?