Answer:
B) False
Explanation:
Jack stand is mandatory to use while using hydraulic jack or lift. If the stand is not present in a hydraulic jack or lift then it creates unstable movements and therefore it leads to failure of hydraulic jack or lifts.
Let suppose you apply jack without stand to any heavy body to lift some part of it from reference level. The possibilities of unwanted movements likewise you want to lift the body up to 1 meter of height but without use of stand the body may move in unwanted direction and hence it may create the chances of human damages.
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