POE FINAL EXAM STUDY GUIDE
1. Engineering
Answer profession in which knowledge of advanced mathematical and natural sciences gained by higher
education, experience, and practice; is devoted to creation of new technology for benefit of humanity.
2. Engineering TechnologyAnswer profession in which knowledge of applied mathematical and natural
sciences gained by higher education, experience, and practice; devoted to application of engineering principles and
implemen-tation of technological advances for benefit of humanity. Education focuses on analyzing, applying,
implementing and improving existing technologies.
3. IMA
Answer Distance ettort moves / distance load moves
4. AMA
Answer Load / Ettort
5. Efficiency
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, Answer AMA / IMA x 100% Nothing in the real world is more than 100% eflcient.
6. Class 1 Lever
Answer fulcrum in middle,
7. Class 2 Lever
Answer load in middle
8. Class 3 Lever
Answer ettort in middle
9. IMA of a lever
Answer Length of ettort arm/ length of load arm
10. IMA of a wheel and axle
Answer radius of ettort arm/ radius of load arm
11. IMA of a screw
Answer circumference / pitch of screw (inches per thread) = πd/P
12. IMA of an inclined plane
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26
, Answer Length of sloped side of ramp/ height of ramp
13. IMA of a wedge
Answer Length of sloped side of wedge/ width of wedge
14. IMA of a pulley
Answer Number of strands supporting load.
15. Compound Machines
Answer MAtotal = MA1 X MA2
16. Work
Answer Force · Distance (parallel)
17. Gears, sprockets and drive pulleys
Answer Transform rotational energy by changing position, rotational directions, speed and torque.
18. n
Answer number of teeth
19. d
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1. Engineering
Answer profession in which knowledge of advanced mathematical and natural sciences gained by higher
education, experience, and practice; is devoted to creation of new technology for benefit of humanity.
2. Engineering TechnologyAnswer profession in which knowledge of applied mathematical and natural
sciences gained by higher education, experience, and practice; devoted to application of engineering principles and
implemen-tation of technological advances for benefit of humanity. Education focuses on analyzing, applying,
implementing and improving existing technologies.
3. IMA
Answer Distance ettort moves / distance load moves
4. AMA
Answer Load / Ettort
5. Efficiency
1/
26
, Answer AMA / IMA x 100% Nothing in the real world is more than 100% eflcient.
6. Class 1 Lever
Answer fulcrum in middle,
7. Class 2 Lever
Answer load in middle
8. Class 3 Lever
Answer ettort in middle
9. IMA of a lever
Answer Length of ettort arm/ length of load arm
10. IMA of a wheel and axle
Answer radius of ettort arm/ radius of load arm
11. IMA of a screw
Answer circumference / pitch of screw (inches per thread) = πd/P
12. IMA of an inclined plane
2/
26
, Answer Length of sloped side of ramp/ height of ramp
13. IMA of a wedge
Answer Length of sloped side of wedge/ width of wedge
14. IMA of a pulley
Answer Number of strands supporting load.
15. Compound Machines
Answer MAtotal = MA1 X MA2
16. Work
Answer Force · Distance (parallel)
17. Gears, sprockets and drive pulleys
Answer Transform rotational energy by changing position, rotational directions, speed and torque.
18. n
Answer number of teeth
19. d
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26
