What is magnetism?

What will be an ideal response?


Magnetism is the physical phenomenon that includes the attraction of an object for iron and is exhibited by a permanent magnet or an electric current.

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Which is true of cogeneration plants? Select all that apply.

A) Economics are very sensitive to fuel costs. B) Cogeneration is generally restricted to large facilities. C) Overall efficiency is generally very high.

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The starter motor must spin at ____  rpm in order to turn the engine at normal cranking speed to start the engine, which is about 200-250 rpm.

A. 1,200 B. 3,600 C. 4,000 D. 4,500

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Historic areas are those areas used to maintain and restore historic wholeness

Indicate whether the statement is true or false

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In which type of pricing is a popular commodity offered for sale in a special sales promotion at prices

less than the cost level?

a. psychological c. prestige b. loss-leader d. penetration

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