Which of the Following Statement(s)is (Are)true About Cylinder Valves

question 26

Multiple Choice

Which of the following statement(s) is (are) true about cylinder valves?
1) Diaphragm valves can withstand pressure greater than 1500 psig.
2) Direct-acting valves are used for pressure less than 1500 psig.
3) Diaphragm valves should be used with flammable gases.
4) Leakage cannot occur with direct-acting valves.

• A) 3
• B) 1
• C) 2 and 3
• D) 1 and 4

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Definitions:

Painful Menstruation

Discomfort and pain during the menstrual cycle, medically known as dysmenorrhea.

Reflective Thinking

Type of logical thinking that becomes more prominent in adulthood, involving continuous, active evaluation of information and beliefs in the light of evidence and implications.

Deductive Reasoning

A logical process wherein a conclusion is based on the concordance of multiple premises that are generally assumed to be true.

Inductive Reasoning

A logical process in which multiple premises, all believed true or found true most of the time, are combined to obtain a specific conclusion.