The symbol used to identify datums on a print is called:

a. datum identification symbol
b. datum feature symbol
c. datum symbol
d. datum characteristic symbol


b. datum feature symbol

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What factors play a role in the performance of DCmotors?

What will be an ideal response?

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When performing load calculations for farm buildings, the load that must be included in the calculation at 100% demand must be at least _____.

a. 30A b. 60A c. 120A d. 240A

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The efficiency of a Carnot cycle operation between the same temperature limits as the Otto cycle above is nearest:

The pressure and temperature at the inlet to the ideal Otto cycle, with T-s diagram shown, are 100 kPa and 10ºC. The maximum temperature in the cycle is 1200ºC. Assume constant specific heats from Table below for all calculations.

A) 68%
B) 70%
C) 76%
D) 81%

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In an effort to save money for early retirement, an environmental engineering colleague plans to deposit $1200 per month, starting 1 month from now, into a fixed rate account that pays 8% per year, compounded semiannually. How much will be in the account at the end of 25 years?

What will be an ideal response?

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