Please answer each of the questions step by step and provide a solution to each , don not leave any questions without being answered also please for the equations write on paper then upload. Part A (Using the Concepts): Multiple Choice

Identify the choice that best completes the statement or answers the

question. Make sure you

include your strategy.

1: Which of the following technologies are

useful in the process of streamlining?

A. wind tunnels

B. computer simulations

C. smoke trails

D. all of the above

2: The resistance of a fluid to flow is known as

A. density

B. turbidity

C. viscosity

d. flotation

3. Which of the following substances likely has the highest viscosity?

a. vegetable oil

b. ethanol

C. water

d. molasses

4: The study of fluids in motion is best described as fluid

a. statics

b. dvnamics

c. motionometry

d. viscosity

5: Which of the following is not a significant

factor in determining laminar flow?

a. pipe thickness

b. pipe smoothness

c. speed of fluid

d. fluid viscosity

6: Whirling disturbances in turbulent flow are best known as

a. whirlpools

b. eddies

c. turbations

d. rapids

7: Liquid plastic can be injected into sewage

lines and/or human arteries to reduce

a. pressure

b. cross-sectional area

c. turbulence

d. speed of fluid motion

8: Turbulent fluid flow reduces the speed of a flowing fluid because

a.eddy currents convert kinetic energy to thermal energy

b. irregular motion stops fluid flow

c. eddy currents cool the fluid and increase viscosity

d. irregular motion increases particle attraction

9: Forces that act against an object's motion

through a fluid are best categorized as

a. thermal resistance

b. friction

c. drag

d. roughness

10: Fuel consumption in cars has been reduced by designing

a. flush mirrors and handles

b. tapered hoods

c. front air dams

d. all of the above

11: Small grooves or dimples reduce resistance

to flow in all of the following except

a. shark skin

b.golf ball

c. water pipes

d. high-tech swimsuits

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