Technician A says that crossovers are used to block certain frequencies to allow each type of speaker to perform its job better. Technician B says that a high-pass filter is used to block high-frequency sounds being sent to large woofer speakers, and a low-pass filter blocks low-frequency sounds being sent to tweeters. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A
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Use the table in the accompanying figure to find the number of teeth given an outside diameter of 5.644 inches and a pitch of 1.771.
A. 5 B. 6 C. 8 D. 10
To check the performance of a dry-type evaporator, the service technician would first make sure that the refrigerant coil is operating with enough liquid inside.
Answer the following statement true (T) or false (F)
A group of drawings, known as a(n) ____________________, should contain enough information to enable a welder to produce the weldment.
Fill in the blank(s) with the appropriate word(s).
Which of the following industries is related to agriculture?
a. Product transportation c. Food processing and distribution b. Animal care d. All answers are correct.