Which of the following can be used as directional control valves?
A. check
B. pilot
C. spool
D. all of the above
Answer: D
Trades & Technology
You might also like to view...
Tattooing them on the inside of the upper lip can permanently identify horses
Indicate whether this statement is true or false.
Trades & Technology
Biodiesel can be obtained from:
a. fossil fuels c. rapeseed and sunflower seeds b. oil reserves d. legumes and grasses
Trades & Technology
Frequency used in communications is measured in ________, which represents the number of cycles per second
Fill in the blank(s) with correct word
Trades & Technology
A resistor with orange, orange, red and gold bands has a value and tolerance of ________
A) 3.3 k? ±5% B) 3.3 k? ±10% C) 33 k? ±10% D) 33 k? ±5%
Trades & Technology