Q. The non-positive displacement pumps do not have a constant discharge.

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Q. Which type of pumps can give discharge even at high pressure?

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Q. Which type of component in a hydraulic system supports less vibration and noise?

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Q. The pressure relief valve is an important component which is required for every positive displacement pump.

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Q. Which type of pump consists of two spur or helical gears?

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Q. What is the property of a screw pump?

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Q. What is the function of a pressure control valve?

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Q. Which among the following fluid parameters are not controlled by the control valves?

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Q. Pressure reducing valve is used to maintain constant reduced pressure.

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Q. Once the pressure comes to normal, the diaphragm ____

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Q. The function of the pressure relief valve is ____

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Q. What happens when the pressure increases its pre-set value?

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Q. What is the formula for the force of a cylinder?

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Q. What is the function of the air compressor?

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Q. Which among the following are the applications of air compressors?

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Q. The capacity of the compressor is specified by free air delivery.

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Q. Which among the following are not the accurate selection criteria for air compressors?

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Q. What is the normal pressure at which the compressed air is stored?

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Q. The compressed air is very costly.

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Q. Which among the following leads to conserving of energy?

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