Which bearing should you not lubricate?
A. A sealed bearing
B. A ball bearing
C. A needle bearing
D. A plain bearing
Answer: A
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Even if all the glaciers present today in the world were to melt, the melt water would have no measurable effect on the level of the world's oceans
Indicate whether the statement is true or false
Technician A says that most non-running vehicles can be pushed into the shop by one person. Technician B says to use an electric pusher when moving a non-running vehicle. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
Alternative refrigerants use a unique set of service fittings that:
A) prevent accidental mixing of refrigerants B) are easier to locate C) prevent accidental loss of refrigerants D) are more cost effective
Which type of bacteria is responsible for most food infections?
a. Clostridium botulinum c. Salmonellae b. Aspergillus flavus d. Saccharomycetaceae