Water Is Fired Horizontally Out of a 7-Cm Diameter Hose

question 53

Multiple Choice

Water is fired horizontally out of a 7-cm diameter hose directly onto a wall at a speed of 7m/s.Assuming that the water after impact falls straight down the wall,the average force on the wall is (density of water = 1000 kg/m³ )

• A)27 N
• B)190 N
• C)47 N
• D)60 N
• E)94 N

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Definitions:

NaCN

Sodium cyanide, a highly toxic salt used industrially in gold mining and as a reactant in organic synthesis, particularly for nitrile formation.

Tertiary Amine

A nitrogen-containing compound where the nitrogen atom is bonded to three carbon atoms, often used as a base or catalyst in organic synthesis.

Alkaloid

A group of naturally occurring chemical compounds that mostly contain basic nitrogen atoms, found in plants and are often used for their medicinal properties.

Anticancer Agent

A substance that inhibits or prevents the growth of cancer cells, often used in chemotherapy and medical treatment of cancer.