What is the natural frequency of a body that has a period of oscillation of 2.7 seconds?
(A) 2.7 s
(B) 0.75 s
(C) 2.33 s
(D) 4.65 s
What is the hydraulic diameter of a 20 inch diameter pipe that is half full?
(A) 10 inches (B) 2.5 inches (C) 20 inches (D) 5 inches
Correct Answer: D
The following data have been collected:
Which of the following statements is true?
(A) The median and the mode are equal. (B) The mean and the median are equal. (C) The mean and the mode are equal. (D) The mean is larger than both the mode and the median.
Correct Answer: A
Which of the following statements is FALSE when concerning the hot working of metal?
(A) Produce a fine grained product (B) Removes strain hardening (C) Combines of annealing and cold working (D) Decreases the density of the metal
Correct Answer: D
More PE Exam Questions
- 1What cycle is the most efficient?
- 2What is the hydraulic diameter of a 20 inch diameter pipe that is half full?
- 3What is the gauge pressure of at a point that is 15 meters below the surface of water that has an atmospheric pressure of 14.7 PSIA?
- 4
A company can manufacture a product using hand tools. Tools will cost $1,000, and the manufacturing cost per unit will be $1.50. As an alternative, an automated system will cost $15,000 with a manufacturing cost per unit of $0.50. With an anticipated annual volume of 5,000 units and neglecting interest, the break-even point (years) is most nearly:
- 5Which of the following are not an intensive property? Pressure Velocity Volume Density Kinetic Energy