1)    A single hydraulic leak of one drop per second is equal to how much oil in a one year period?

• 420

• 220

• 520

• 320

2.   Which of these tools is not used for testing hydraulic systems?

• Deadweight Tester

• Tachometer

• Stroboscope

• Leak test kit

   What are expansion loops fitted?

• To prevent damage caused by expansion

• To prevent leakage due to high pressure

• To prevent damage caused by vibration

• To prevent turbulence caused by vibration

How close should a spill kit be before work commences?

• Within 200 meters

• On the same plant

• In the immediate vicinity

• Within 100 meters

Force = what?

• Height x Width      

• Pressure – Area          

• Pressure x Area 

• Atmospheric pressure x 3.142  

Pressure gauges are powered by?

• The pressure being measured   

• A direct drive from the system pump

• Batteries

• Solar power 

What is the description of this valve?

• 4 way 4 position  

• 4 way 3 position   

• 3 way 3 position    

A pressure sensor is a device which senses pressure and converts it into an analogue electric signal whose .................. depends upon the pressure applied

• Magnitude

• Magnification  

• Temperature

• Flow

A check valve allows fluid to flow in?

• One direction

• Both directions

Who said Pressure applied in a confined fluid is transmitted undiminished in all directions, and acts with equal force on equal areas and at right angles to them?

• Boyle

•  Bourdon                 

•  Pascal                   

•  Charles