The sending unit in a typical fuel gauge uses which of these devices?
A) Zener diode B) Diaphragm C) Float D) Fixed resistor
C
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Each sheet of clay particles has:
a. no charge c. a negative charge b. a positive charge d. either a positive or negative charge
Each component in a communicating control system must have its own
A) power supply B) 24 volt relay C) transformer D) microprocessor
To reduce turbulence and prevent hammering in the line, a 2-inch diameter pipe should have a minimum of
_____ inches between the fittings. A) 10 B) 20 C) 30 D) 40
Using the difference-equation method and all backward differences, design digital filters to approximate analog filters with these transfer functions. In each case choose a sampling frequency which is 10 times the magnitude of the distance of the farthest pole or zero from the origin of the āsā plane. Graphically compare the step responses of the digital and analog filters.