Test your basic knowledge |

Principles Of Engineering: Equations

Instructions:

Answer 18 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Centroid of a Semi-Circle
Resistance Force / Effort Force
Force x Distance
4 x R/3p away from the axis on the line of symmerty
1/ (1/R1) + (1/R2) + (1/R3)...

2. Work
Length / Height
Force x Distance
I x V
1/ (1/R1) + (1/R2) + (1/R3)...

3. Moment
N out / N in = D out / D in = ? in / ? out = t out / t in
Force x Distance
4 x R/3p away from the axis on the line of symmerty
AMA / IMA

4. Efficiency
4 x R/3p away from the axis on the line of symmerty
1/3B 1/3H
Force x Distance
AMA / IMA

5. Ohm's Law
1/3B 1/3H
Work / Time
Voltage = Current x Resistance (V=IR)
Length / Height

6. Efficiency (%)
I x V
(Output / Input) x 100
4 x R/3p away from the axis on the line of symmerty
1/2H 1/2B

7. Total Mechanical Advantage
1/2H 1/2B
MAa MAb MAc *MAd...
Work / Time
Circumference / Pitch

8. Power
(Output / Input) x 100
Resistance Force / Effort Force
Work / Time
N out / N in = D out / D in = ? in / ? out = t out / t in

9. Inclined Plane/Wedge IMA
Length / Height
Force x Distance
AMA / IMA
1/3B 1/3H

10. Power
I x V
(Output / Input) x 100
1/2H 1/2B
AMA / IMA

11. IMA
Force x Distance
Mass x Acceleration
AMA / IMA
Effort Distance / Resistance Distance

12. Force
1/2H 1/2B
Mass x Acceleration
Force x Distance
Resistance Force / Effort Force

13. AMA
I x V
Resistance Force / Effort Force
Force x Distance
Length / Height

14. Screw IMA
Circumference / Pitch
MAa MAb MAc *MAd...
1/3B 1/3H
I x V

15. Centriod of a Square/Rectange
4 x R/3p away from the axis on the line of symmerty
N out / N in = D out / D in = ? in / ? out = t out / t in
1/2H 1/2B
Voltage = Current x Resistance (V=IR)

16. Gear Ratio/Chain and Sprocket
1/2H 1/2B
Work / Time
I x V
N out / N in = D out / D in = ? in / ? out = t out / t in

17. Centroid of a Triangle
4 x R/3p away from the axis on the line of symmerty
Length / Height
1/ (1/R1) + (1/R2) + (1/R3)...
1/3B 1/3H

18. Total Resistance
Voltage = Current x Resistance (V=IR)
Work / Time
1/ (1/R1) + (1/R2) + (1/R3)...
Resistance Force / Effort Force