TechnicianA says when working around electric cooling fan motors, the power source should be disconnected. TechnicianB says when the ignition switch is in the off position, it is safe to work around electric cooling fan motors. Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B
Answer: A
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Find the resultant of the two concurrent forces F, which makes an angle ???? with respect to the positive x-axis, and G, which makes an angle ???? with respect to the positive x-axis. Show a sketch of F and G and the resultant.
F = 4.6(10)² lbf ???? = 280° G = 3.9(10)² lbf ???? = 140°
____________________ occurs in some stainless steels during welding when carbon combines with chromium.
Fill in the blank(s) with the appropriate word(s).
An inlet metering, opposed plunger rotary distributor pump is used to fuel an automotive V-8 diesel engine. How many delivery valves are used?
A. one B. two C. four D. eight
For animals to be comfortable, grow, and reproduce efficiently, both internal and external parasites must be controlled.
Answer the following statement true (T) or false (F)