Hysteresis is a characteristic of magnetic materials wherein a change in magnetization:
A) occurs exactly with the application of a magnetic force.
B) varies according to the current flow.
C) occurs before the application of a magnetizing force.
D) occurs after the application of a magnetic force.
D
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A(n) ____ occurs when a flame goes out with a loud snap or pop.
A. overheating B. flashback C. burn D. backfire
Find the year that your retirement account first exceeds (a) $2 million, and (b) then $3 million. In setting up the spreadsheet you wish to know the amount that must be deposited each year. Use any spreadsheet functions that you choose.
You are a well-paid engineer with a well-established international corporation. In planning for your retirement, you are optimistic and expect to make an investment of $10,000 in year 1 and increase this amount by 10% each year. How long will it take for your account to have a future worth of $2,000,000 at a rate of return of 7% per year?
Compared to gypsum, elemental sulfur is sometimes considered a more desirable fertilizer material because:
A) it causes less soil acidity than gypsum. B) plants respond to sulfur more rapidly. C) it is less dependent on warm, moist conditions for availability. D) it contains more nutrient sulfur, kilogram for kilogram, than gypsum. E) all of the above
_____ is shown in the head and general appearance of the animal.
Fill in the blank(s) with the appropriate word(s).