Hydraulics (Amatrol Quizzes) exam 2024 latest update(fully solved&updated)dowload to pass

What are the 5 basic components of a hydraulic system? Power input/output device, Conductor, Liquid, Control device What term is used to describe the maximum possible reading of a pressure gauge? Range A(n) __________ fitting is used when you want to connect two circuits to a single supply. Tee Quick-connect fittings have a __________ valve built in. Check valve A double-acting cylinder will extend when oil flows into the __________. Cap end The most common type of pressure gauge is the __________. Bourdon Tube What is shown on a hydraulic schematic? Pump, Relief Valve, Actuator, Pressure gauge A directional control valve is used to __________. Change the direction of the fluid Pressure is equal to force divided by __________. Area What are the main parts of a power unit? Pump, Reservoir, Prime mover Fluid power deals with the transmission and control of energy by a pressurized __________. Fluid Another name for a cylinder would be a(n) __________. Actuator The spool of a directional control valve is shifted to different positions by the __________. Operator What are the types of hydraulic piston motors? Inline, Radial, Bent Axis What specific hydraulic component may be shown many times in a schematic without indicating that there are more than one of that component? Vented reservoir The main function of a needle valve is to __________. Control the speed of an actuator What are the types of fixed displacement pumps? Vane, Piston, Gear, Gerotor Most hydraulic motors are modified designs of __________. pumps Which type of flowmeter must be oriented in a vertical position? Rotameter Flow rate is equal to volume divided by __________. Time The hydraulic motor converts hydraulic flow into __________. Rotary shaft speed The needle valve adjustment screw has a tapered end to adjust the size of the __________. orifice (opening) A pump produces __________. flow The hydraulic lever provides __________. Force multiplication Pressure is created by the __________. Resistance to flow Pascal's Law states that pressure in a confined fluid is equal and acts __________. Perpendicular to all surfaces Flow occurs between two connected points in a hydraulic system when __________. A pressure differential exists Pressures are stated as _____. Psi, Psia, Psig The area of a circle can be calculated by __________. Pi x r squared Pi(d squared/4) 0.7854 x d squared As oil is pumped through a hydraulic system, it progressively __________. Drops in pressure Delta P is another name for __________. Pressure differential The rod size area that produces the pull force on a double-acting cylinder is called the __________ area. Annular At a given flow rate, a cylinder retracts faster than it extends because ____________________. The annular area is smaller than the piston area, Less volume to fill because the rod takes up space. To calculate extend speed of a cylinder, you need to know _______________. Piston diameter & flow rate in If the load on an actuator is increased, the flow through a non-compensated flow control valve controlling the actuator speed will __________. Decrease