Why have electronic timers become popular?
What will be an ideal response?
Electronic timers have become very popular because they are inexpensive and have good reliability and repeat accuracy.
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What is the difference between parfocal and parcentric? How do the parfocal
and parcentric properties of the compound light microscope affect its use?
What will be an ideal response?The only part that may not need to be drawn is a ____, which can probably be bought from an outside supplier more economically than it can be manufactured.
A. standard part B. machined part C. custom part D. reference part
The new three-masted caravels developed in Europe by the end of the fifteenth century blended the styles of which two types of ships that predominated in the Middle Ages?
a. galleons and galleys b. galleys and barges c. galleys and round ships d. round ships and galleons
Which instrument should be used to verify that there is power available to run a three-phase motor that will
not start? A) Clamp-on ammeter B) Megger® C) Ohmmeter D) Voltage tester