RECF-Fundamentals Full Practice Test Study Guide with Complete Solutions

RECF-Fundamentals Full Practice Test Study Guide with Complete Solutions develop systems, machines and equipment that turn raw materials in a new product Manufacturing engineers designs systems with gears, drivers, power, and torque. Mechanical engineers Food preservation is A common application for a thermal system Which of these is a softwood? spruce 3 multiple choice options Civil Engineers ______. Design bridges, roadways, and dams Which of these will NOT harden steel? stretching 3 multiple choice options If you received three full time job offers, one for $12 per hour, one for $1400 per month, and one for $26,500 per year, which job should you take if salary was your only consideration? Assuming you work 40 hours per week. $26,500 per year Mike rode his bike 600 miles and he carried a spare tire on the trip. To provide equal wear on all 3 tires hechanged his tires while traveling. How many miles of wear did each tire accumulate? 400 A 3 view or shop drawing is the same thing as ________. an orthographic projection If the X position is 3.5, the Z position is -0.3, and the Y position is 2, the Cartesian coordinates should be written as: (3.5, 2, -0.3) If a position is shown relative to the origin, that point is described as what kind of coordinate? Absolute In manufacturing, what does the acronym QC represent? Quality Control Name the company that won the X prize as the first private company to put a man into space? Space Ship One What was the first American manned space craft? Mercury What was the primary function of the US space shuttle? transport astronauts to space Who was the first astronaut to walk on the moon? Neil Armstrong It took Apollo 11 how long to fly to the moon? 3 days In what year was the final moon landing made? 1972 What units are used to measure electrical current? Amperes A multi-meter is a device that can measure what? voltage, amperes, and resistance What units are used to measure the electrical resistance of a circuit? ohms Robots that run by themselves without human control utilize ______. a micro controller and autonomous programming The part of the robot that grasps or picks up items is called the ________. manipulator In robotics, a holonomic drive train has how many degrees of freedom? 3 Heat can be defined as what? energy in motion On a Fahrenheit scale, water boils at _______ degrees. 212 What does the safety color RED represent? danger/emergency and fire equipment What does the safety color YELLOW represent? walkways, railings, trip hazards, and machine clearance areas What does the safety color GREEN represent? first aid stations What is the function of OSHA? to ensure a safe work place for all workers A CNC machine is an example of what kind of rapid prototyping process? Subtractive A 3D printer is an example of what kind of rapid prototyping process? Additive If you are injured, but not seriously, what should you do? report it to your supervisor What choice of footwear would be safest to wear in a workshop, manufacturing area, or lab? closed-toe shoes The upper blade guide on a band saw is used to stabilize the blade when adjusting for differing stock thicknesses. How high should the guide be above the stock to be cut? no more the 0.25 in. above the stock When cutting curves on a band saw, what kind of cuts should be used? relief When is a push block recommended? When a thin or narrow stock is cut on a table saw When operating a sander if the sanding disk comes loose, what should you do? stop the sander to tighten or replace the sanding disk One of the most common safety issues with the drill press is what? leaving the chuck key in the drill chuck Why would you need to adjust the speed of the drill press? because different materials have different hardness When using any power tools, what should you know?