PTAC 1302 Final Exam Review Questions

11. Calculate the pressure produced by a 956-lb granite block, 110 in. length x 15 in. width x 72 in. height.

.7242 psi

6. How many liters of alcohol will weigh 80 kg? (Density of alcohol = 0.8 g/cm3)

100 liters

1. What is the volume of a rectangular object 4 ft long, 3 ft wide, and 10 ft high?

120 ft3

9. What is the weight of a rectangular steel bar 10 ft long, 2 ft wide, and 2 in. thick? (Density of steel = 461 lb/ft3.)

1536.667 lbs

10. Calculate the pressure produced by a 3,500-lb stone block, 60 in. length x 20 in. width x 72 in. height.

2.91 psi

2. What is the volume of a cylinder that has a 15-ft diameter and stands 22 ft tall?

3887.721 ft3

3. Find the density of hydrogen gas: Forty liters of the gas weighs 3.3 g.

40/3.3 = 0.0825 g/L

7. A beam of cedar wood 43 ft long, 3 ft wide, and 6 in. thick weighs 350 lb. Calculate its density.

5.42 lbs/ft3

8. A cylinder 6 cm in diameter and 30 cm long is made of brass (density = 8.5 g/cm3). Calculate its weight.

7209.955 grams

5. What is the density of a cube of iron, 25 cm on an edge, that weighs 16.5 kg?

75.75 cm3/kg

13. Calculate the pressure produced by water in a 19.5-ft-high vessel.

8.4435 psi

4. Find the volume of a metal object with a density of 4.6 g per cubic centimeter and a weight of 4,280 grams.

930.4348 cm3

2. The community right-to-know principle: (select all correct responses) a. increases community awareness of the chemicals manufactured or used by local chemical plants and business. b. identifies potential hazards. c. improves communication and understanding. d. improves local emergency response planning. e. involves the community in emergency response plans.

A , B , C , D

4. "Cradle to grave" is part of which act? a. Resource Conservation and Recovery Act b. Clean Air Act c. Clean Water Act d. Toxic Substances Control Act

A , Resource Conservation and Recovery Act

3. The purpose of the RCRA is to protect: a. human health and the environment. b. industrial equipment. c. industrial manufacturers from liability lawsuits. d. a and c.

A , human health and the environment.

1. Solid waste is technically defined as: a. a discarded solid, liquid, or containerized gas. b. materials recycled or abandoned through disposal, burning (incineration), accumulation, storage, or treatment. c. a material composed of 2% hydrocarbons. d. a and b.

A and B.

7. What must be obtained for any project that has the possibility of producing air pollutants?

Air Permits

5. Smoking flares in excess of _________ minutes should be reported. a. 3 b. 10 c. 5 d. none of these

C. 5 minutes

9. What is another name for a fishbone chart?

Cause and Effect Diagram

5. Which of the following is not a quality chart? a. control b. flow c. Pareto d. Gantt

D. Gantt

7. Which chart uses quality methodology to control a process? a. flow b. Pareto c. run d. SPC

D. SPC

10. Planned experimentation is: a. a tool used to test and implement changes in a process. b. a tool designed to reduce variation. c. a tool designed to help operators understand process variability. d. all of the above.

D. all of the above.

6. Vapor releases, chemical spills, explosions, fires, equipment failures, hurricanes, high winds, loss of power, and bomb threats fall under which main program?

Emergency response

3. What type of quality chart is a picture of activities that take place in a process?

Flow Chart

1. List five quality tools.

Flowcharts Cause-and-effect diagrams (fishbone diagrams) Pareto charts Run charts Control charts

Formula for pressure of fluid in a tank.

Height x 0.433 x Specific Gravity = Pressure

12. Calculate the pressure produced by a 22-ft onion tank filled with a hydrocarbon fluid (0.72 sg). Vapor pressure is 430. Add 55 psi N2 to the total. What is the final pressure?

Height x 0.433 x Specific Gravity = Pressure 22x0.433x0.72 = 6.85 + 430 + 55 = 491.857 psi

2. Describe the improvement cycle.

Plan, Observer, Analyze, Learn, and Act.

8. Name four charts that work with process variation.

Run Chart Cause and Effect Pareto Chart Frequency Plots

6. What do the initials SPC stand for?

Statistical Process Control

4. The principles of quality improvement include all of the following except: a. quality tools b. contingency perspective c. audits and evaluations d. innovation and improvement of services and products

contingency perspective