In the absence of a discharge path when using the CEMF controller and dynamic braking, what damage would occur due to the high voltage?
What will be an ideal response?
The quick collapse of the magnetic field produces a very large “inductive kick” voltage—possibly thousands of volts. If it does not have a discharge path, the high voltage actually begins to break down the field winding insulation.
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____ are considered nuisance pests indoors. Besides leaving small, black fecal deposits, they are able
to fly about, thus distracting plantscape clients and their guests.
a. Thrips c. White flies b. Shore flies d. Fungus gnats
A dragster accelerates from rest at a rate of 75 ft/ s^2 for 4.5 seconds. What is its final speed, in miles per hour?
What will be an ideal response?
Technician A says that solvents with a flash point below 140°F (60°C) are combustible. Technician B says that solvents with a flash point above 140°F (60°C) are flammable. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
_____ is the total quantity of all combustible materials in a given area.
A. thermal property B. fire/ fuel load C. heat loading D. content capability