You can place a ladder in the doorway as long as you _____.
a. firmly place the four feet of the ladder on the ground
b. securely close the door before you climb the ladder
c. place a barricade or guard before climbing the ladder
d. let all other workers know that you are on the ladder
c. place a barricade or guard before climbing the ladder
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Switch to the high-power objective lens. Are any divisions on the edge of the
metric scale visible?
What will be an ideal response??Why are fluxing materials used for welding?
A. ?To produce a shinier surface on the weld. B. ?Because some metals are reactive to the atmosphere when heated. C. ?It is a way to help control the heat input to the base plate. D. ?To insure 100% joint penetration on V-grooved joints.
In the United States, most rabbits are produced in large commercial operations.
Answer the following statement true (T) or false (F)
When a vector drive holds the motor in a stationary position, the stator flux __________.
A. is turned on and off at a rapid rate of speed B. is held constant C. lines are alternated in opposite directions at a high rate of speed