If the weight of a car doubles, its kinetic energy ________
A) Doubles B) Is reduced by half
C) Triples D) Is reduced by one-quarter
A
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70 as a 5211 code number is ____________________.
Fill in the blank(s) with the appropriate word(s).
Why must condensate pumps used with condensing furnaces be approved for furnace condensate use?
A) The condensate from a furnace is mildly acidic and can damage the materials in some condensate pumps B) The furnace manufacturer will void the warranty if the wrong condensate pump is used C) The condensate from a furnace is mildly alkaline and can damage the materials in some condensate pumps D) The condensate from a furnace is flammable and only furnace rated condensate pumps can pump flammable liquid
The purpose of the SONET hierarchy is to simplify the way lower rate signals are multiplexed into higher rate signals
Indicate whether the statement is true or false
Shaft packing and insert mounting, which includes O-rings, V-rings, wedges, and U-cups, describe the _____ found in mechanical seals
A) closing mechanisms B) secondary seals C) primary faces D) lubricating surfaces