A Pump Is Used to Circulate Oil in an Engine

question 28

Multiple Choice

A pump is used to circulate oil in an engine.If the diameter of the tube connecting the pump to the engine is increase by a factor of 2,the resulting pressure drop at the end of the tube changes by a factor of

• A)1/32
• B)1/16
• C)1/8
• D)1/2
• E)1/4

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Definitions:

Dienes

Organic compounds containing two double bonds, which may vary in their arrangements and contribute to the compound's reactivity, particularly in polymerization and Diels-Alder reactions.

Major Product

The product of a chemical reaction that is formed in the greatest quantity, as determined by the reaction conditions and mechanism.

HBr

Hydrobromic acid, a strong acid formed by dissolving hydrogen bromide in water, used in organic synthesis and as a catalyst.

Addition

A chemical reaction where two or more substances combine to form a single product, often involving the breaking of double or triple bonds.