There are _____ different types of welding torch setups that are used in automated welding.?
?
A. two?
B. three?
C. four?
D. five?
Answer: C
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Round to the nearest hundredths.
11.1342
Answer the following statement(s) true (T) or false (F)
1. The sequencer instruction transfers information from memory words into output words. 2. Some PLCs allow the data to be entered using hexadecimal, which speeds the entry process. 3. Allen-Bradley uses a hexadecimal number that represents the bit pattern that is desired by the mask for screening information, or data, from the sequencer file. 4. An SQM instruction allows data to be loaded into a sequencer file from a source address on each false-to-true transition. 5. The Done Bit (DN) is set when the last word of the sequencer file has been transferred into the destination word.
When a J1939 bus experiences a dead short to the power side of the circuit, what is the likely outcome?
A. shuts down the node closest to the short B. no impact on bus communications C. messages transmit with increased noise D. shuts down all bus communications
On current trucks with data bus driven electronics, where should you place the ground clamp from a battery charger or jumper lead when boosting?
A. on the starter ground post B. on the frame rail C. directly on the alternator post D. directly on the battery ground post