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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
power
C
force
D
time
2) Which one of these is not equal to the others?
A
1 watt
B
1 J/sec
C
1 hp
D
1 n*m/sec
3) What is the formula for efficiency?
A
Work/time
B
Power in/Power out * 100%
C
Power out/Power in * 100%
D
Force/Distance
4) Fluid power =
A
(pressure * volume) / time
B
(pi * velocity) / time
C
(pressure * velocity) / time
D
(pressure * radius) / time
5) Which system uses water to convert fluid power into mechanical power?
A
internal combustion
B
hydraulic
C
pneumatic
D
turbine
6) Which system uses gas to convert fluid power into mechanical power?
A
hydraulic
B
internal combustion
C
turbine
D
pneumatic
7) Which system burns gasoline or fuel to power cars and trucks
A
pneumatic
B
internal combustion
C
turbine
D
hydraulic
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
internal combustion
C
turbine
D
hydraulic
9) This is the amount of heat released when one kg of fuel is completely burned
A
pressure
B
heat of combustion
C
nozzle
D
heat of hydraulic
10) How do you provide lifting power for rocket motors?
A
turbine
B
heat of combustion
C
nozzle
D
pneumatic
*select an answer for all questions
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