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6.2 Power In A Fluid System
Test Description: Fluid Power
Instructions: Answer all questions to get your test result.
1) Fluid power is the rate of doing what?
A
work
B
time
C
force
D
power
2) Which one of these is not equal to the others?
A
1 watt
B
1 n*m/sec
C
1 J/sec
D
1 hp
3) What is the formula for efficiency?
A
Work/time
B
Power in/Power out * 100%
C
Force/Distance
D
Power out/Power in * 100%
4) Fluid power =
A
(pressure * volume) / time
B
(pressure * velocity) / time
C
(pressure * radius) / time
D
(pi * velocity) / time
5) Which system uses water to convert fluid power into mechanical power?
A
pneumatic
B
turbine
C
internal combustion
D
hydraulic
6) Which system uses gas to convert fluid power into mechanical power?
A
internal combustion
B
hydraulic
C
pneumatic
D
turbine
7) Which system burns gasoline or fuel to power cars and trucks
A
hydraulic
B
turbine
C
internal combustion
D
pneumatic
8) In this system, hot gases from burning fuel pass through sets of blades to turn the blades (used in airplanes and ships)
A
pneumatic
B
turbine
C
hydraulic
D
internal combustion
9) This is the amount of heat released when one kg of fuel is completely burned
A
nozzle
B
heat of combustion
C
heat of hydraulic
D
pressure
10) How do you provide lifting power for rocket motors?
A
heat of combustion
B
turbine
C
pneumatic
D
nozzle
*select an answer for all questions
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