Cold water power point 3 6035

Which of the following is a concern addressed by water regulations?

• Corrosion

• Noise pollution

• Air quality

• Energy efficiency

Which valve is suitable only for low pressure systems?

• Lever arm spherical plug valve

• Ball valve

• Fullway gate valve

• Needle valve

What is the main purpose of a lock shield on a valve?

• To increase pressure

• To prevent tampering

• To measure flow rate

• To reduce noise

What type of valve is used for high pressure?

• Fullway valve

• Ball valve

• Screw down valve

• Butterfly valve

What is the function of the rising spindle in a valve?

• To compress the packing

• To open and close the valve

• To seal the valve

• To direct the flow

Which component is unique to the fullway valve?

• Rising spindle

• Non-rising spindle

• Jumper and washer

• Tap wheel head

Which component helps in sealing the valve?

• Wheel head

• Packing

• Olive

• Rising gate

Where should a drain off valve be installed in a system?

• At the highest point

• At every low point and immediately above the incoming stop valve

• Only at the main entry point

• Near the solenoid

Which component is specifically mentioned as needing to be installed above the incoming stop valve?

• Surestop

• Solenoid

• Drain off valve

• Isolation valve

Which of the following is an example of an isolation valve?

• Screw down stop valve

• Pressure relief valve

• Check valve

• Ball valve