Engineering Online MCQ Number 0669 – online study, assignment and exam

Multiple choice question for engineering Set 1 1. Hydrogen seal rings are used to prevent _______ losses. a) Pressure b) Temperature c) Volume d) None of the mentioned AnswerAnswer: a [Reason:] Hydrogen seal rings are used to prevent pressure losses. These rings seal the cylinders so that no pressure and temperature loss takes place. 2….


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