Valves - Chapter 5

Which of the following is NOT a type of globe valve used to regulate flow in a pipeline?

• Butterfly valve
• Stop-check valve
• Angle valve
• Needle valve

What type of valve is designed to control the flow of a fluid by means of a rotating disc with a hole in the middle?

• Butterfly
• Plug
• Gate
• Globe

Which type of valve is best suited for applications requiring frequent operation and low pressure drop?

• Ball
• Gate
• Butterfly
• Globe

What type of valve is a device that uses a flow control element shaped like a hollowed-out ball, attached to an external handle, to control flow?

• Ball
• Plug
• Diaphragm
• Butterfly

Which of the following is NOT a type of check valve used to control the direction of flow and prevent process fluid contamination or damage to equipment caused by backflow?

• Lift check valves
• Plug check valves
• Swing check valves
• Ball check valves

What safety device is designed to open slowly if the pressure of a liquid in a closed space exceeds a preset limit?

• Pop valve
• Safety valve
• Block valve
• Relief valve

What type of valve is a device that uses a diaphragm to control the flow of a fluid by either opening or closing the passage?

• Ball
• Butterfly
• Plug
• Diaphragm

Which type of valve is NOT intended for throttling?

• Plug
• Gate
• Globe
• Butterfly

What type of valve is a positive shutoff valve that utilizes a gate or guillotine which, when moved between two seats, causes a tight shutoff?

• Check
• Globe
• Butterfly
• Gate

What safety device is designed to open rapidly if the pressure of a gas in a closed space exceeds a preset limit?

• Safety valve
• Block valve
• Relief valve
• Pop valve