FCTC Written Study Guide 2023 Already Passed

Classes of Levers - ANSWERSClass 1, Class 2, Class 3 Class 1 Levers - ANSWERSFulcrum is in the middle, with the effort (input) force on one side of the fulcrum and resistance (output) on the other side. Mechanical Advantage greater or less than 1 Ex: Seesaw, Crowbar, Pair of Scissors. Class 2 Levers - ANSWERSResistance is in the middle, the effort is applied on one side of the resistance and the fulcrum on the other side. Mechanical Advantage always greater than 1 Ex: Wheelbarrow, nutcracker, bottle opener, or the brake pedal of a car. Class 3 Levers - ANSWERSEffort in the middle, the resistance is on one side of the effort and the fulcrum is located on the other side. Mechanical Advantage always less than 1 Ex: Pair of tweezers, human mandible Lever Definitions - ANSWERSLever machine consisting of a beam or rigid rod pivoted at a fixed hinged, or fulcrum. Input Force = Effort Output Force = Load or Resistance What does "fre, 123" mean? - ANSWERSFulcrum is in the middle for Class 1 Levers Resistance (output) in middle for Class 2 Effort (input) in the middle for Class 3 Formula for Determining the head pressure difference between an intake and output - ANSWERS1 vertical foot = 0.433 psi 1 psi = 2.31 vertical feet Overall Test Overview: - ANSWERS1) 30 minute period to read 2 essays - 2 hour time limit begins to answer (100 questions). 2) Watch 2 short videos and answer (20 questions) based on the scenarios. 3) Apply mechanical reasoning (25 questions, i.e. Fluid Dynamics, levers, belt and pulleys, gears) 4) Mathematical Problems (20 questions, i.e. addition, division, angles, area, volume, decimals, ratios, percentages) 5) Recall and Comprehend Technical Information (35 questions, recall from first two essays, in addition to one or two more at this time) What subject should you start with first? - ANSWERSStart with Recall and Comprehend Technical Information (35 questions) if allowed to. If not, then start with Solving mathematical questions (20 questions). Be mindful of questions with absolutes. What are some absolutes and why watch out for them? - ANSWERSExamples of absolutes are "absolutely, always, forever, completely, infinite, never, only, sole, undeniable, or wholly". Absolutes or any sort of broad statements should be suspected as wrong. Recall and Comprehend Technical Information - ANSWERS- Read one to four essays - 35 questions total (including questions for essays in back of test booklet) - notes can be written on the essay packet, NOT any other testing material. - 15 - 20 questions from these essays handed out in first 30 minutes. Recall and Comprehend Verbal and Visual Information: - ANSWERS- 20 questions total