What are the two basic types of time-delay functions?
What will be an ideal response?
The two basic time-delay functions are on-delay and off-delay.
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The feedback device used in a pulse-width modulated variable voltage inverter is called a _____.
A. buffer amplifier B. tachometer-generator C. comparator D. thermistor
Match the following terms with the correct definitions
a. predators d. aesthetic value b. vertebrates e. social value c. habitats 1. where plants or animals live and grow 2. beauty 3. recreation 4. animals with backbones 5. animals that feed on other animals
____ is formed of long coils of hot rolled steel that are wound into a long spiral much like the cardboard tube in the center of a roll of paper towels.?
A. Seamed pipe? B. Seamless pipe? C. Round tubing? D. Spiral pipe?
The timing chain on a cam-in-block engine has about 9/16"slack in the chain. What should the technician do?
A) Tighten the chain at the adjusting link B) Replace the timing chain and gears C) Replace the timing chain D) Nothing, the chain is OK