Which of the following features would be required in an aluminum alloy, trunk type piston when used in a commercial diesel engine application?
A. full floating wrist pin
B. ring groove insert (Ni-Resist)
C. chromed pin boss
D. tin plating
Answer: B
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Before deciding to purchase or install an open-loop system, the ____________________ must be evaluated first.
Fill in the blank(s) with the appropriate word(s).
Which of the following statements concerning applications or capabilities of soil moisture measuring devices is (are) true for the electrical resistance block?
A) requires "destructive sampling" for each measurement B) good to turn on automatic irrigation at -50 kPa C) used to turn on irrigation when soil moisture potential reaches -200 kPa D) would give the same reading for both a loamy sand and a silt loam if both contained 15% moisture E) both A and D
The purpose for using jelly on buried cable is that it:
A) is easier for technicians to handle; they prefer working on cable that is jelly-filled B) makes the cable less brittle in freezing temperatures C) rodents are repelled by the flavor of the jelly and thus will not do damage to the cable D) protects the cable against water seepage E) None of the above
The two signals used by the I2C bus are the SCL clock line and and SDA data line
Indicate whether the statement is true or false