Ch 8 sec B Questions and Answers Fully solved 2024

Ch 8 sec B Questions and Answers Fully solved 2024 A good hydraulic fluid must possess these properties: A. B. C. D. E. A. Able to flow with minimum opposition B. Must be incompressible C. Have good lubricating properties D. Inhibit corrosion E. Must not foam in operation ______________ is the internal resistance to flow of a liquid. Viscosity Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:03 / 0:15 Full screen The ________ ________ is the temperature at which a liquid will give off vapor in sufficient quantity to ignite momentarily. Flash point The three types of hydraulic fluid currently being used in civilian aircraft are: A. Vegetable based B. Petroleum based C. Phosphate-ester based It ________________ (is or is not) permissible to mix different types of hydraulic fluid Is not Vegetable base hydraulic fluid is essentially_______________ oil and ________________ Castor, alcohol Vegetable base hydraulic fluid is dyed _____________ for identification. Blue The most widely used hydraulic fluid in general aviation aircraft today is _________________ MIL-H-5606 What type of hydraulic fluid is dyed red for identification? MIL-H-5606 Synthetic hydraulic fluids were developed to provide a(n) _____________ -resistant hydraulic fluid for use in high performance piston and turbine aircraft. Fire Skydrol is ____________ in color Purple If skydrol is accidently spilled, it should be immediately cleaned up using ______________ and ____________. Soap, water Name the fluid that may be used to flush hydraulic systems using each of the following types of hydraulic fluid: a. Vegetable-base ____________ b. Mineral-base ___________ c. Synthetic ____________ a. Alcohol b. Stoddard solvent, naptha or varsol c. Trichlorethylene Name the material used for seals in hydraulic systems using each of the following types of hydraulic fluids: a. Vegetable-base _______________ b. Mineral-base _______________ c. Synthetic ______________ a. natural rubber b. neoprene or Buna-N c. Butyl rubber or ethylene-propylene elastomers