MIDTERM EXAM I
4. Water flows through a horizontal nozzle 0.200 m long in the x-direction only. The diameters
of the nozzle are: D1 = 0.250 m and D2 = 0.100 m. the volumetric flow rate is 0.100 m 3/s and P1 =
115 kPa. Calculate
MIDTERM EXAM I
This is the PART I of 3 parts. Do your own work. You may use any resources necessary. You may
NOT use another person.
I _ certify that this work is my own and that of none other.
1. A cube of timber 1.
PROBLEM SOLVING METHODOLOGY
1. Read problem to reveal what is ASKED and what is KNOWN.
2. Draw a DIAGRAM of the problem, labeling all pertinent information.
3. Draw the CONTROL VOLUME and CONTROL SURFACES to your ADVANTAGE.
4. Write down t
1. Steady flow of water through a nozzle with Diameter 1 (D1) = 3 inches.
Diameter 2 (D2) = 1 inch
P2 = Patm
Find: 1. P1 gage as a function of Volumetric flow rate q.
P1 gage for a q = 0.7 ft3/s
2. Initially a tank holds 500kg of a 10 % salt s
What are Hazardous wastes?
Hazardous wastes are described and
classified under the Code of Federal
CFR Title 40: Protection of Environment
PART 261IDENTIFICATION AND LISTING OF
Toxicity and Risk Analysis
Does the chemical cause adverse health
effects? Toxicological study.
What is the nature of the health effec
For Mass Balance Problems:
dMass / dt = /t dVolume + VdA
For Momentum Balance problems:
Forces = Body Forces + Surface forces + Reaction Forces
dMomentum / dt = /t V dVolume + V VdA
Ry These forces are ex
7. Crude oil flows through a level section of the Alaskan pipeline at a rate of 1.6 million barrels
a day (1 bbl. = 42 gal). The pipe diameter is 48 inches and the roughness; = 0.0005 ft. The
maximum allowable pressu
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Instructor: John Tatarko PhD ([email protected]) Ernst Hall 204
McCabe, Smith, and Harriott. Unit Operations of Chemical Engineering 7th Ed.
References: Any texts on Fluid Mechanics
Hours: 1:30 pm to 2:30