Truss analysis - Study guides, Class notes & Summaries

Define Enthalpy Correct Answer: total energy of a system Which of the following is true of the electric field intensity about an isolated point charge? A. It varies directly as the distance to the charge. B. It varies inversely as the distance to the charge. C. It varies directly as the square of the distance to the charge. D. It varies inversely as the square of the distance to the charge. Correct Answer: D. It varies inversely as the square of the distance to the charge. As a profession...

RECF- Civil Engineering Questions and Answers Already Passed Water treatment plants use a process of sedimentation to remove dirt and other solid particles from the water. In plain terms, this is __________ . letting particles settle to the bottom of the tank What is NOT the primary designed use of a dam? To capture and store seasonal rains for year-round water consumption Which shape is found most often in trusses? Triangles If a given canal lock is 30 ft wide and 60 ft long a...

IFSTA Essentials of Firefighting Exam Prep / FF2 Exam Prep (NATIONAL); Questions and answers; IFSTA Essentials of Firefighting Exam Prep (For FF2)-A description of conditions as they appear can also be called a - Brief Initial Report The arrival report should contain the - Address of incident if different from original What contains the transfer of command? - Personal accountability report What includes an air consumption report when given? - Tactical progress report What is intended...

Test 2 Exam Questions & Answers 2023/2024 Q7 Based on the principles of action-reaction pairs, as applied to a truss: Select one or more: a. The force of a joint on a member must be equal in magnitude and opposite in direction to the force of the member on the joint b. The sum of the moments on a joint must be zero c. The force of a member on a joint must be equal in magnitude and opposite in direction to the force of the joint on the member d. The horizontal forces on a joint must su...

Test 2 Exam Questions & Answers 2023/2024 Q7 Based on the principles of action-reaction pairs, as applied to a truss: Select one or more: a. The force of a joint on a member must be equal in magnitude and opposite in direction to the force of the member on the joint b. The sum of the moments on a joint must be zero c. The force of a member on a joint must be equal in magnitude and opposite in direction to the force of the joint on the member d. The horizontal forces on a joint must su...

Firefighter 2 (Certification Exam) FF2 2024 Questions and Answers Updated 2024 A+ 100% Excell National Fire Protection Association (NFPA) 1001 addresses firefighter: - CORRECT ANSWER-minimum knowledge, skills and abilities division of labor - CORRECT ANSWER-assigns a task to an individual to make that persom responsible for completing the task National Fire Incident Reporting System information is transmitted to the: - CORRECT ANSWER-U.S Fire Administration Which statement regarding fi...

A description of conditions as they appear can also be called a - Answer- Brief Initial Report The arrival report should contain the - Answer- Address of incident if different from original What contains the transfer of command? - Answer- Personal accountability report What includes an air consumption report when given? - Answer- Tactical progress report What is intended to warn personnel at a scene of an impending hazard? - Answer- Emergency radio traffic What would be a systemat...

define Enthalpy - answer-total energy of a system Which of the following is true of the electric field intensity about an isolated point charge? A. It varies directly as the distance to the charge. B. It varies inversely as the distance to the charge. C. It varies directly as the square of the distance to the charge. D. It varies inversely as the square of the distance to the charge. - answer-D. It varies inversely as the square of the distance to the charge. As a professional engin...

If you have taken enough data, then ______% of your data should fall in the range of the value of the mean (plus or minus one standard deviation) Correct Answer: 68.2% what is the middle value of an ordered distribution of numbers Correct Answer: median what is the result from some limitation in the method of data collection Correct Answer: random error ability of a measurement to match actual value of quantity being measured Correct Answer: accuracy ability of a measurement to be cons...

Equation of a sphere and variables Correct Answer: (x-a)^2 + (y-b)^2 + (z-c)^2 = r^2 (a, b, c) = center of the sphere r = radius When asked to find the area of a shaded portion on a graph.. Correct Answer: Take the integral bounded by the x coordinates The roots of a function are Correct Answer: Where the function's y-value is 0. Also where the graph of the function touches the x-axis. Set the function = 0 and solve for x. When given a polynomial fraction, you can find the roots using ...