A periodic signal has a fundamental period of 4 seconds.
(a) What is the lowest positive frequency at which its CTFT could be nonzero?
(b) What is the next-lowest positive frequency at which its CTFT could be nonzero?
(a) What is the lowest positive frequency at which its CTFT could be nonzero? 1/4 Hz
(b) What is the next-lowest positive frequency at which its CTFT could be nonzero? 1/2 Hz
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Occupations such as farmers, hired farm workers, and farm managers fall into the category of
agricultural careers called _____.
a. input suppliers c. processing and marketing b. farm production d. communications
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On spot welding symbols, strength may be substituted for diameter
Indicate whether the statement is true or false
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Companies have no role to play in promoting ethical behavior among their employees.