Drum brakes use replaceable friction material called ________
A) Web B) Linings C) Core D) Pads
B
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How would inclusion of the temperature change affect the value of ? as found in Part (a)?
(a) Water flows through the nozzle of a garden hose. Find an expression for ? in terms of line pressure 
ambient
pressure 
inside hose diameter 
and nozzle outlet diameter 
Assume steady flow, and isothermal, adiabatic operation. For liquid water modeled as an incompressible fluid,
for constant temperature.
(b) In fact, the flow cannot be truly isothermal: we expect 
owing to fluid friction. Hence, 
where C is the specific heat of water.
The ratio of the nominal battery ____________________ to the number of hours of battery discharge is the battery’s discharge rate.
Fill in the blank(s) with the appropriate word(s).
Are the mineral forms of nitrogen ammonium and nitrites?
Indicate by YES (Y) or NO (N).
Before the National Labor Relations Board will conduct a union certification election, a
simple majority of the firm's employees must sign authorization cards.
Indicate whether the statement is true or false.