In commercial cylinders, a plastic or ____ seal is used to form a tight barrier to prevent fluid from escaping around the piston.
A. rubber
B. brass
C. steel
D. aluminum
Answer: A
Trades & Technology
You might also like to view...
A BLDC motor draws an armature current of 20 A when the torque is 50 Nm. The motor is driven from a dc source of 200 V. The armature resistance of the motor is 0.5 V. Compute the speed of the motor at a modulation factor of 100%.
What will be an ideal response?
Trades & Technology
What does blue exhaust smoke indicate?
A) Excessive fuel B) Burning oil C) Insufficient oil D) Coolant in combustion chamber.
Trades & Technology
Cap screws are:
A) The same as machine screws B) Also called machine bolts C) Square headed D) Precision screws
Trades & Technology
This is any cross sectional measurement at any two adjacent points.
A. actual mating size B. actual size C. actual local size D. none of the above
Trades & Technology