A ________ is used to seal the opening for the compressor drive shaft.
A) Seal cartridge
B) Lip seal
C) Either A or B
D) Neither A nor B
C) Either A or B
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Sketch the system.
A soft drink bottling plant discharges a wastewater with a dissolved solids concentration of 10,000 mg/l NaCl, at a rate of 100 gal/min to a stream. The stream above the discharge has a volumetric flowrate of 1.0 MGD and a dissolved solids concentration of 25 mg/l. Below the discharge point is a prime fishing spot, and the fish are intolerant of salt concentrations above 200 ppm. What will be an ideal response?
What explains why EHIs with Piezo actuators respond faster to energization signals from the injector drivers?
A. mechanical movement at the actuator does not depend on building a magnetic field B. piezoelectric signals travel faster C. piezo actuators are lighter in weight than solenoid actuators D. piezo actuators consume much more electricity than solenoid actuators
What was the approximate population of the original thirteen colonies of the United States in the years just before the Revolutionary War?
a. 50,000 c. 1,700,000 b. 250,000 d. 48,000,000
When flex duct is hung or run over long distances it must be supported every _____ft with some sort of noncrimping hanger
A) 10 B) 20 C) 15 D) 5