A movie shot at 30 frames per second shows a moving wagon having wheels that appear not to be rotating. The minimum rotational speed that produces this aliasing is ______ revolutions per second.

Fill in the blank(s) with the appropriate word(s).


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Motives of the delegates to the 1787 Constitutional Convention in Philadelphia included all of the following EXCEPT to

A. preserve the union. B. forestall anarchy. C. ensure the security of life and property. D. curb unrestrained democracy. E. foster the popular democracy and uprisings occurring in the various states.

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If you make quarterly deposits for 3 years (beginĀ­ning one quarter from now) into an account that compounds interest at 1% per month, the value of n in the F?A factor (for determining F at the end of the 3-year period) is:

(a) 3 (b) 4 (d ) 16

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A refrigerator with forced draft will have ____________________ fans.

Fill in the blank(s) with the appropriate word(s).

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Equine Protozoal Myeloencepalitis (EPM) is spread by the _____.

Fill in the blank(s) with the appropriate word(s).

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