Describe a constant pitch series.
What will be an ideal response?
A constant pitch series provides a fixed number of threads (pitch) for a range of diameters. The 8, 12, and 16 constant pitch series are preferred. Threads in each series are designated as UN, UNR (for external threads), and N. These letters (depending on the thread form) are preceded by the number of threads in the constant pitch series.
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A) spring B) summer C) fall D) winter
The monetary inflation needed to relieve the social and economic hardships of the late 19th century eventually came as a result of
A. the repeal of the Gold Standard Act. B. McKinley's adoption of the bimetallic standard. C. an increase in the international gold supply. D. the United States going off the gold standard. E. the creation of the Federal Reserve System.
Obtain the equivalent resistance at the terminals a-b for each of the circuits in Fig. 2.115.
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