Recf mechanical - Study guides, Class notes & Summaries

RECF-Fundamentals Mechanical, Electrical, and Engineering Technology Exam (verified 2024)

RECF-Fundamentals Mechanical, Electrical, and Engineering Technology Questions and Answers Already Passed Engineering Design Process...Sequentially in order for these steps, step 3 is: Brainstorming, Research, and select solution On a Fahrenheit scale, water boils at _______ degrees. 212 All pages must be ____ in an engineering note book. numbered and in ink Brass is an alloy made of two different metals. Which of the following metals are found in brass? copper and zinc A temp...

counterclockwise - answer-in order to raise the arm of a roboy, the last of 4 spur gears in a simple gear train must rotate clockwise. in what direction does the input (first) gear turn? 62.8 inches - answer-a robot has wheels with 4 inch diameter. Each wheel rolls 5 revolutions on a horizontal surface without slipping. how far did the robot travel? energy cannot be created or destroyed - answer-which of the following statements is equivalent of the first law of thermodynamics? the cond...

An automobile traces 10 miles in 15 minutes - answer-40 A 12 tooth sprocket and a 60 tooth sprocket are connected by a chain. - answer-Counterclockwise If the ramp is inclined 30 degrees and the friction of the ramp is 0.25 - answer-284 A torque of 15 feet is the result when ______ acts on a 6 in wrench - answer-30 Formula for pressure - answer-force/area 12 tooth gear is meshed with a 60 tooth gear - answer-25:1 Raise the arm of a robot, last of 6 gears must rotate clockwise -...

RECF Practice Questions and Answers Latest Update Already Passed What has the highest strength to weight ratio? Carbon Fiber According to the U.S. Dept. of commerce between 2008 and 2018 U.S. STEM jobs are predicted to grow by __ % compared to a growth rate estimated of just under 10 % for non-STEM jobs. 17% Which of the following engineers work to create roads bridges and tunnels? Civil Engineers The difference between hardwood and softwood is Hardwoods (Have leaves) are from ...

RECF Practice Questions with Verified Solutions According to the U.S. Dept. of commerce between 2008 and 2018 U.S. STEM jobs are predicted to grow by __ % compared to a growth rate estimated of just under 10 % for non-STEM jobs. 17% Which of the following engineers work to create roads bridges and tunnels? Civil Engineers The difference between hardwood and softwood is Hardwoods are from deciduous trees, softwoods are from coniferous trees Quality Control inspects materials dur...

Fundamentals of Engineering – RECF Exam Practice Questions and Answers What does the acronym STEAM stand for? - Answer️️ -Science, Technology, Engineering, *Arts*, Math What is engineering primarily about, and what characteristic is considered key to an engineer? - Answer️️ -It is primarily about problem solving, and creativity is considered a key characteristic of an engineer What are the criteria for becoming a Professional Engineer (PE)? - Answer️️ -Four- year college de...

RECF Electrical Questions and Answers Already Passed Which can be added to a circuit to protect against electric shocks GFCI What do two output channels determine in a Quadrature encoder Rotation Not measured by frequency Heat Sensors used in echolocation Ultrasonic An electromagnetic motor has electricity flowing through Windings Which circuit is digital? B A motor on a train converts 60000J of electric into 45000J 15kJ Which is an analog sensor? Line follower In a...

RECF practice questions with 100% correct answers According to the U.S. Dept. of commerce between 2008 and 2018 U.S. STEM jobs are predicted to grow by __ % compared to a growth rate estimated of just under 10 % for non-STEM jobs. - Answer️️ -17% Which of the following engineers work to create roads bridges and tunnels? - Answer️️ -Civil Engineers The difference between hardwood and softwood is - Answer️️ -Hardwoods are from deciduous trees, softwoods are from coniferous trees...

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? stre...