AHP - 2 & 3

According to the construction of the internal moving parts, which control valves are classified as Sliding, Rotary Valve

• Flow control

• Direction control

• Pressure control

• Temperature control

Which type of valve is used to block the flow of fluid from opposite direction?

• Two way valve

• Three way valve

• Four way valve

• Check valve

A DCV whose primary function is to alternatively pressurize and exhaust one working port is called as

• 3/2 DCV

• 4/3 DCV

• 5/2 DCV

• 4/2 DCV

Select a suitable symbol for actuating device: Method of actuation – Mechanical, Method of return – Spring.

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Which type of valve is used to permit a pump to operate at minimum load and minimum horsepower?

• Sequence valve

• Unloading valve

• Pressure relief valve

• Counter balance valve

Identify the symbol of counterbalance valve from the following figures,

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Which type of valve is used to maintain back pressure on a vertical cylinder to prevent it falling due to gravity?

• Sequence valve

• Pressure relief valve

• Counterbalance valve

• Unloading valve

Which type of valve is normally in open position?

• Pressure relief valve

• Pressure reducing valve

• Sequence valve

• Counterbalance valve

Which is not a type of flow control valve?

• Meter-in

• Meter-out

• Bleed-in

• Bleed-off

In which circuit, the flow control valve is installed on the return side of the cylinder?

• Meter-in

• Meter-out

• Bleed-in

• Bleed-off