Flasher units are being discussed. Technician A says that only a DOT-approved flasher unit should be used for turn signals. Technician B says that a parallel (variable-load) flasher will function for turn signal usage, although it will not warn the driver if a bulb burns out. Who is right?

A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B


Ans: C) Both technicians A and B

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When a cylinder cutout test is being performed on an EUI-fueled engine with the objective of identifying a dead cylinder, what happens to mean (average) PW when the EUI over the dead cylinder is cut?

A. mean PW increases B. mean PW does not change C. mean PW decreases D. engine rpm drops by approximately 17 %

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________ is the potential for cells to develop in a particular direction such as forming adventitious roots.

Fill in the blank(s) with the appropriate word(s).

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The method of submitting bids now preferred by most subcontractors is to use ____, and increasingly email is being used.

A. a hard copy B. a courier C. a elephone D. the fax

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Splines are usually stronger than keyways and keys.

Answer the following statement true (T) or false (F)

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