On a poorly running engine the wide band oxygen sensor can be quickly checked by ________
A) Disconnecting the sensor connector B) Jumping the connector with a flashlight battery
C) Disconnecting the vehicle battery D) Jumping the connector with a jumper wire
A
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In a fuel cell, the _____________ isolates the reactions between anode and cathode, not allowing the electrons to pass, but allowing the ions to pass.
Fill in the blank(s) with the appropriate word(s).
____ is a gas that is produced by the ultraviolet radiation in the air in the vicinity of welding operations.
A. Argon B. Phosgene C. Ozone D. Carbon dioxide
True "bugs" are classified in which order?
a. Coleoptera c. Diptera b. Orthoptera d. Hemiptera
A lockout tag should be able to withstand ___________________ of force at a right angle without breaking.
A. 5 B. 25 C. 50 D. 75