Advanced Pneumatics Exam Questions With Verified Answers.

EXAM STUDY MATERIALS July 26, 2024 9:30 AM Advanced Pneumatics Exam Questions With Verified Answers. As soon as air begins to flow through a pressure regulator, the downstream begins to drop off. This characteristic is called ____________. a. droop b. fade c. sag d. taper - answer✔✔droop The function of an air bearing is to ______________. a. reduce the free air consumption of a pneumatic motor b. provide support to a pneumatic cylinder rod for an eccentric load c. reduce friction on a motor shaft d. provide a cushion between two surfaces - answer✔✔provide a cushion between two surfaces Internal cushions in a pneumatic cylinder ____________. a. provide a slight bounce to a load b. provide for eccentric loads on a piston c. trap exhaust air to slow the piston to a safe stop d. are only used for test purposes and must be removed for normal use. - answer✔✔trap exhaust air to slow the piston to a safe stop The amount of torque a pneumatic motor will generate when it begins to turn from a stopped condition is called the ___________. a. starting torque of the motor b. running torque of the motor c. breakaway torque of the load d. running torque of the lo ad - answer✔✔starting torque of the motor When a piston starts its stroke, it must ____________. EXAM STUDY MATERIALS July 26, 2024 9:30 AM a. accelerate to full speed b. decelerate immediately c. maintain constant velocity d. wait for a buildup of air pressure - answer✔✔accelerate to full speed When selecting a pneumatic motor, it is common practice to use ______________ of the available pressure at the motor to determine motor size. a. 1/3 b. 1/2 c. 2/3 d. 3/4 - answer✔✔2/3 A stop tube helps reduce cylinder rod bearing wear due to ______________. a. overheating b. overspeeds c. side loads d. low air pressure - answer✔✔side loads A photo tachometer _______________. a. uses a beam of light pointed at the motor's shaft b. must be in contact with the rotating shaft c. is built into the pneumatic motor d. can only be used in bright daylight - answer✔✔uses a beam of light pointed at the motor's shaft The quick exhaust valve has _______ ports. a. 2 b. 3 c. 4 d. 5 - answer✔✔3 Cylinders can be used to ________ a load. a. spin