A series circuit has three resistors of 4 ohms each. The voltage drop across each resistor is 4 volts. Technician A says that the source voltage is 12 volts. Technician B says that the total resistance is 18 ohms. Which technician is correct?
A) Technician A only B) Technician B only
C) Both technicians A and B D) Neither technician A nor B
A
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An injector-type torch must be used if a low-pressure acetylene generator or low-pressure residential natural gas is used as the fuel gas supply.
Answer the following statement true (T) or false (F)
A flow chart is:
a. a statistical tool used to determine and control process variations. b. a picture of the activities that take place in a process. c. a graphical record of a process variable measured over time d. a simple bar graph with classifications along the horizontal and vertical axis.
Technician A says that most loaded ball joints can have up to 0.050 inches of axial free play and still be within specifications. Technician B says that follower ball joints generally should have no more than 0.050 inches of play. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A(n) ____________________ valve allows a single-acting cylinder to be controlled from two locations. It is a "T" connector with three ports, two air inlets, and one air outlet.
Fill in the blank(s) with the appropriate word(s).