Q. What is the rate of flow of water from a cylindrical valve if the cylindrical valve has a diameter of 10 cm and velocity of water is 10m/s?

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Q. Pneumatic actuator based valves use air to generate rotational force.

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Q. How many exit ports does a 2 way valve have?

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Q. What is the percentage change in amount of water flowing through a valve in one hour when originally the rate of flow from the valve was 10 m³/hr which was reduced to 8 m³/hr?

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Q. How many ports does a 3 way valve have?

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Q. Which type of valves contains a flat disc obstructer?

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Q. What is the velocity of water from a cylindrical valve if the cylindrical valve has a diameter of 10 cm and rate of flow of water in Litres per second is 157 L/s?

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Q. Which type of valves contains tapered cylindrical obstructer?

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Q. In “Butterfly valves” the flow can be switched and controlled by rotating the obstructer in 90 degrees.

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Q. In “two way ball valves” the flow can be switched and controlled by rotating the ball in 90 degrees.

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Q. What is the percentage change in amount of water flowing through a valve in one hour when originally the rate of flow from the valve was 10 m³/hr which was reduced to 5 m³/hr?

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Q. What is the rate of flow of water in Litres per second from a cylindrical valve if the cylindrical valve has a diameter of 10 cm and velocity of water is 12 m/s?

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Q. What is the rate of flow of water from a cylindrical valve if the cylindrical valve has a diameter of 10 cm and velocity of water is 5 m/s?

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Q. What is the percentage change in amount of water flowing through a valve in one hour when originally the rate of flow from the valve was 15 m³/hr which was reduced to 5 m³/hr?

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Q. Which type of hydraulic cylinders use 4 or more bolts to tie up the head from the base plate?

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Q. Which vice is also known as tail vice?

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Q. Tie-Rod cylinder can bear more pressure than welded cylinder.

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Q. Which is an example of linear actuator?

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Q. Which vice is also known as post vice?

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Q. Which type of cylinder should be used to generate high pressure in narrow radial space?

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