Which of the following describes a dual-element fuse?
A) It provides each fuse with a second chance with a spare element.
B) It provides a time delay for starting motor loads.
C) It works with two different voltages.
D) It allows field calibration of the fuse trip point.
B
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List the two most important advantages and the two most important disadvantages of SIP construction in comparison with WLF construction.
What will be an ideal response?
Answer the following statement(s) true (T) or false (F)
1. Electrical resistance can be measured with an ohmmeter. 2. The ampere is a measure of the amount of electrical energy that is changed to some other form. 3. It is practical to convey ideas about circuits by means of graphic symbols known as schematic diagrams, or schematics. 4. A short circuit is a parallel path of extremely high resistance, often caused accidentally. 5. To avoid or minimize electrical shock, one should never touch two wires at the same time.
Cycloidal comes from the word cycloid. A cycloid is a curved line generated by a point on the circumference of a circle as the circle rolls along a straight line.
Answer the following statement true (T) or false (F)
When using a belt tension gauge, the proper belt tension setting can be obtained from which source?
A) The equipment manufacturer B) The pulley manufacturer C) The unit data plate D) The Rubber Manufacturers? Association (RMA)