WorksheetsRec F industry certification
Total questions: 20
Worksheet time: 10mins
Which part of the robotic arm swivels the gripper?
upper arm
elbow
wrist
lower arm
composite materials are lighter and much less expensive than more traditional materials such as steel and plastics.
true
false
What is the total gear ratio?
1:2
2:1
1:3
3:1
What is the total gear ratio and final direction?
1:2, counterclockwise
2:1 clockwise
1:2 clockwise
2:1 counterclockwise
a holonomic drive train has how many degrees of freedom
4
6
2
3
convert 400 K to farenheit
354
187
203
261
Mr. Smith rode his bike 1500 miles he has a spare to switch out the tires, so they'd all get even wear. How many miles did each tire get
750
500
1000
1200
The purpose of a thermal system is to maintain a desired temperature in a(n):
open area
boundary layer
along a distance
confined space
Adjustments can be made to a closer tolerance when the belt sander is running.
true
false
wood veneers are used to:
make plywood
create thin wood laminates to cover less expensive woods
save money on hardwoods
both a and b
thermoplastics may be recycled
true
false
What is the function of OSHA?
to secure occupational employment for all workers
to communicate occupational job listings for workers
to ensure a safe workplace for all workers
to help workers develop a plan to regulate their health and fitness
This type of fracture in the part below is:
elasticity fracture
ductile fracture
stress fracture
tensile fracture
Which part of the robot is the manipulator?
handle
elbow
gripper
wrist
When you compare the actual size units of a project with the paper size units of a technical drawing of that project you arrive at
the scale factor for the technical drawing
the correct actual size units
the correct paper size units
the full size scale model of the project
Taking dimensions and making sketches of built parts and facilities are commonly referred to as:
as built drawing
finished drawings
walk down drawings
red line drawings
A full-time engineer works eight hours a day, five days a week, and is allowed four weeks of paid time-off per year. approximately how many hours does the engineer work in one year?
2000
3000
2500
3500
What units are used to measure electrical resistance?
joules
ohms
watts
volts
Which part(s) of the robot arm act as a lever?
wrist and shoulder
gripper and elbow
Shoulder and elbow
gripper and wrist
what is the formula for newton's second law of motion?
F = m/a
F = a/m
F = m + a
F = ma
