Which term is used to describe pulses of air flowing from the engine out the air intake due to the time interval between intake events with a four-cylinder engine?
A) Intake redirection B) Speed density C) Pressure reaction D) Reverse airflow
D
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The divisions on Engineer's scales are in increments of ____.
A. tenths of a millimeter B. eighths of a millimeter C. tenths of an inch D. eighths of an inch
In metal fabrication, the assembling step corresponds to the process of ____.
A. removing all of the unwanted material around the laid-out part B. drawing lines on the raw metal stock according to the parts drawings and specifications C. permanently attaching the parts together to form the finished part D. placing all the parts together in the correct location and orientation with each other
The accompanying figure shows a bar joist. What is feature 4?
A. Top chord B. Bottom chord C. Open web D. Support point
A 132 in^3 engine operates at 4500 RPM and has an MEP value of 140 psi. The brake horsepower at 4500 RPM is measured to be 87 bhp. Calculate the mechanical efficiency of this engine, and round to the nearest tenth of a percent
What will be an ideal response?