Introduction to Pnuematics & Hydraulics

Question 1

Fluid power deals with the transmission and control of energy by a pressurized __________.

vessel
directional control valve
electric motor
fluid

Answer 1

Fluid

Question 2

Air returned from pneumatic actuators exhausts to the __________.

compressor
atmosphere
tank
Reservoir

Answer 2

Atmosphere

Question 3

Most pneumatic systems operate at pressures less than __________ psi.

10
75
90
100

Answer 3

100

Question 4

Which hydraulic fluid is most often used in industry?

Water
Petroleum-based oil
Engine oil
Synthetic fluid

Answer 4

Petroleum-based oil

Question 5

This symbol represents __________.

—————I>–

a pneumatic supply
a pneumatic check valve
pneumatic flow direction
pneumatic piloted

Answer 5

Pnuematice flow direction

Question 6

Industrial pneumatics typically use pressure ranges of __________.

500-800 psig
250-300 psig
200-250 psig
80-150 psig

Answer 6

80-150 psig

Question 7

Most schematic symbols can be __________ without changing their meaning.

rotated
crossed
labeled
reconnected

Answer 7

Rotated