If an engine is run for maximum mechanical efficiency, where should peak cylinder combustion pressure be achieved?
A. TDC
B. around 15 degrees ATDC
C. around 45 degrees ATDC
D. at 90 degrees ATDC
Answer: B
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What will be an ideal response?
Clearance tolerances are such that the ordinary clean refrigerant oil can be used satisfactorily in a vacuum pump.
Answer the following statement true (T) or false (F)
Eleanor Roosevelt had honed her own skills and developed a personal network of reform activists through
A. running for local offices in New York State. B. her experience in settlement houses and women's reform organizations. C. her long resistance to Franklin Roosevelt's personal infidelities. D. her personal association with women's colleges and sororities. E. sitting in on Franklin Roosevelt's cabinet meetings when he was governor of New York.
Identify the type of motion designed to reduce the abrupt change at the beginning and end of a period. It is recommended for moderate speeds, especially when associated with a dwell. The advantage of this motion is its use when constant acceleration for the first half of the rise and constant deceleration for the second half of the rise are required.
What will be an ideal response?