Bundle For Hydraulics Exam Questions with Answers

Hydraulics 2024 Exam Questions with Correct Answers How does a Positive Displacement Hydraulic Pump work? - Answer-1. Pump generates an increasing volume in the suction side, causing a partial vacuum. 2. Atmospheric pressure, or pressure in the tank, pushes fluid from the tank and into the intake...

Intermediate Hydraulics Exam Questions with A Graded Answers Hydraulic 4/2 DCVs are often used as 3/2 DCVs by______. a. Changing the spool b. Blocking a port c. Placing the spring on the other end d. Changing the operator - Answer-Blocking a port The spool of the pilot valve controlling a...

Hydraulics and Pneumatics Quiz 2 with Complete Solutions Graded A+ The primary purpose of a relief valve is to _____ system pressure. (HL4 1-1) - Answer-limit When using a needle valve to control speed, excess pump flow is directed over the _____ valve. (HL4 1-2) - Answer-relief When operatin...

Hydraulic Pumps Exam Questions and Answers All Correct The two most common prime movers used in a hydraulic system are a(n) ______ and a(n) ______. - Answer-electric motor; internal combustion engine The ______ is the component in the power unit that stores hydraulic fluid when it is not bein...

Hydraulic Test Questions with All Correct Answers Hydraulic Fluids - Answer-Vegetable-base: castor oil and alchohol, not interchangeable, dyed blue, rubber seals, flushed with alcohol, flammable. Mineral-base: most widely used in general aviation aircraft today, kerosene-type petroleum product, d...

hydraulics quiz 3 with complete Solutions fluid reistances in series create pressure drops which when________________ will make up total pressure. - Answer-added together __________________ law states that pressure on a confined fluid is transmitted equally to every portion of the container. ...

Hydraulics Exam Questions with Answers If a hydraulic system is in continuous operation, and is equipped with an air cooled heat exchanger, the fan should __________. - Answer-be in continuous operation as long as the main pump prime mover is in operation In which of the listed hydraulic syst...

Hydraulics and Pneumatics Test Questions with Answers Connection between pneumatic components is made using quick connect fittings that could be what? - Answer-Connected and disconnected when they are not under pressure. Air bearing are fluid power actuators that reduce or eliminate what? - Answ...

Brake Hydraulic Systems Chapter 94 Test Questions with Correct Answers Two Techs are discussing master cylinders. Tech A says that it is normal to see fluid movement in the reservoir when the brake pedal is depressed. Tech B says a defective master cylinder can cause the brake pedal to slowly ...

Basic Hydraulics Exam Questions with Correct Answers The ability of a fluid to penetrate into small clearances between closely fitted parts is determined by the fluid's - Answer-Viscosity The overall efficiency of a hydraulic motor is defined as the - Answer-Output horsepower divided by the f...

Hydraulics Study Test Questions with Correct Answers Pressure is created by - Answer-Resistance to flow What causes fluid flow - Answer-Differential in pressure The application of the properties of liquids at rest and motion is? - Answer-Hydraulics Small input force applied to a fluid w...

Hydraulics chapter 6-8 Test with Correct Answers The primary function of the liquid in a hydraulic system is to: - Answer-transmit the energy to do the work the system is designed to complete. List the two primary factors that determine the amount of friction between two surfaces. - Answer-1. t...

Hydraulics Practice Test Questions with Correct Answers What pressure is 2-1/2" hose tested at? - Answer-300 psi What size hose is the equation (2)Q(sq)+Q based on? - Answer-2-1/2" hose What is the nozzle pressure for a smooth bore handline? - Answer-50 psi What is the nozzle pressure f...