Magnetic crack inspection uses ________
A) Red dye to detect cracks in aluminum B) A magnet to remove cracks from iron parts
C) Fine iron powder to detect cracks in iron parts D) A black light to detect cracks in iron parts
C
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If the safety relief valve in the air brake system releases Air
a. The compressor needs more air. b. There are something wrong with the brakes c. The brakes are fully operational.
All welds start with a(n) ____.
A. low temperature B. low voltage C. arc strike D. fuel set at five psig
All of the following are approved methods for diagnosing a ECT sensor EXCEPT ________
A) Observing resistance values at a specified temperature B) Scan tool C) Digital multimeter (DMM) D) Substituting a variable resistor
The refrigerant entering the condenser is in the liquid state.
Answer the following statement true (T) or false (F)