How are pneumatic actuators operated?
A. By hand wheels
B. By levers
C. By an air signal
D. By an electrical motor
A. Incorrect. Pneumatic actuators are operated by an air signal.
B. Incorrect. Pneumatic actuators are operated by an air signal.
C. Correct. Pneumatic actuators are operated by an air signal.
D. Incorrect. Pneumatic actuators are operated by an air signal.
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