quiz3 p&h3

The component which converts supply energy into useful work in pneumatics is _____

• actuator
• add the lubricant in the form of fine mist
• control valves
• FRL unit

Linear motion actuator is ____

• air motor
• rotary cylinder
• rotary actuator
• SAC

The return movement of the piston is effected by a built in spring.the actuator is called ____

• SAC
• DAC
• Air motor
• DCV

SAC available in stroke length of upto _____mm approximately.

• 100
• 80
• 120
• 50

In a cylinder end piston to prevent sudden damaging impacts.It is called ___

• Seal
• tie rod
• cushioning
• exhaust operation

Which cylinder have both sides piston rods

• DAC
• Multi position cylinder
• tandem
• cylinder through piston rod

In which cylinder can obtain four positions

• DAC
• Multi position cylinder
• tandem
• impact cylider

Rotary motion is obtained from ___

• DAC
• SAC
• Air motor
• DCV

For hand tools ____ motors are used.

• piston motors
• sliding vane motors
• gear motor
• turbine

The dentist's air drill operates at ___

• 5000rpm
• 500000 rpm
• 50000 rpm
• 20000 rpm