Two technicians are discussing torque wrenches. Technician A says that a torque wrench is capable of tightening a fastener with more torque than a conventional breaker bar or ratchet. Technician B says that a torque wrench should be calibrated regularly for the most accurate results. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B
B
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Using the price per unit estimating method can generate a rough estimate quickly, but the lack of accuracy will render it of little use in cost planning.
Answer the following statement true (T) or false (F)
Attempts to leach the excess salts from a saline-sodic soil resulted in a marked reduction of crop yields. To what is this most likely due?
A) removal of Ca2+ and Mg2+ ions from the exchange complex B) increase in percentage sodium saturation C) increase in the soil pH D) increase in the Al3+ concentration E) deficiency of iron and manganese
After being removed from the oven, stainless steel electrodes should not be exposed to the atmosphere for
more than _____. a. two hours b. four hours c. eight hours d. twelve hours
Draw a schematic diagram of an automobile engine. Identify any locations where mass or energy may flow into or out of the engine.
What will be an ideal response?