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Exam (elaborations)
RECF electrical Questions and Verified Answers | Passed | A+
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 2 Which circuit is digital? : B A motor on a train converts 60000J of electric into 45000J : 15kJ Which is an analog sensor
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RECF practice Questions and Verified Answers | Passed | A+
PopularAccording 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 nonSTEM 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 during the manufacturing process to : ensure that each...
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Exam (elaborations)
RECF practice Questions and Verified Answers | Passed | A+
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 nonSTEM 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 during the manufacturing process to : ensure that each...
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Exam (elaborations)
RECF practice Questions and Verified Answers | Passed | A+
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 nonSTEM 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 deciduous trees, softwoods (Have needles) are from coniferous tr...
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RECF-Fundamentals-Careers, Lab Safety, & Materials and Processes Questions and Verified Answers | Passed | A+
What does the safety color RED represent? : danger/ emergency and fire equipment 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) When cutting curves on a band saw, __ cuts should be used. : relief Mike rode his bike 600 miles and he carried a spare tire on the trip. To provide equal wear on all 3 tires, he changed his tires while traveling. How many miles of wear did each tire accumulate? : 4...
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Exam (elaborations)
RECF-Fundamentals-Careers, Lab Safety, & Materials and Processes Questions and Verified Answers | Passed | A+
What does the safety color RED represent? : danger/ emergency and fire equipment 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) When cutting curves on a band saw, __ cuts should be used. : relief Mike rode his bike 600 miles and he carried a spare tire on the trip. To provide equal wear on all 3 tires, he changed his tires while traveling. How many miles of wear did each tire accumulate? : 4...
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Exam (elaborations)
REC Foundation EOC Questions and Verified Answers | Passed | A+
(Fundamentals of Engineering) Which of the following species of wood are classified as softwood? a) Maple b) Ash c) Spruce d) Poplar : c) Spruce (Fundamentals of Engineering) Civil engineers __________. a) design electrical power systems b) develop mechanical hardware c) design bridges, roadways and dams d) design systems with pulleys, gears, and torque : c) design bridges, roadways, and dams. 2 (Fundamentals of Engineering) The hardness of steel can be increased by all of these ...
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RECF Mechanical Pre-Test Questions and Verified Answers | Passed | A+
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? : counterclockwise 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? : 62.8 inches which of the following statements is equivalent of the first law of thermodynamics? : energy cannot be created or destroyed one hot day matt's air cond...
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Exam (elaborations)
RECF-Fundamentals Mechanical, Electrical, and Engineering Technology Questions and Verified Answers | Passed | A+
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 temperature of 70 degrees c is equal to _______ degrees F. 2 : 158 Engineering Design Process... Sequential...
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Exam (elaborations)
RECF Mechanical Questions and Verified Answers | Passed | A+
An automobile traces 10 miles in 15 minutes : 40 A 12 tooth sprocket and a 60 tooth sprocket are connected by a chain. : Counterclockwise If the ramp is inclined 30 degrees and the friction of the ramp is 0.25 : 284 A torque of 15 feet is the result when ______ acts on a 6 in wrench : 30 Formula for pressure : force/area 2 12 tooth gear is meshed with a 60 tooth gear : 25:1 Raise the arm of a robot, last of 6 gears must rotate clockwise : Counterclockwise A torque of 30 ft*lbs is ...
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