A Roofing Tile Slides Down a Roof and Falls Off

question 55

Multiple Choice

A roofing tile slides down a roof and falls off the roof edge 10 m above the ground at a speed of 6 m/s.The roof makes an angle of 30 degrees to the horizontal.How far from the exit point on the roof does the tile land?

• A)6.00 m
• B)16.0 m
• C)11.7 m
• D)13.6 m
• E)19.2 m

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Definitions:

N-Propanol

Also known as 1-propanol, a primary alcohol with the formula CH3CH2CH2OH, utilized as a solvent and in the synthesis of other chemicals.

Nucleophilic Acyl Substitution

A chemical reaction in which an acyl group on a molecule is replaced by a nucleophile, a process common in organic synthesis.

Carboxylic Acid

Organic compounds characterized by the presence of a carboxyl group (-COOH), with acidic properties, making them able to donate a hydrogen ion to solutions.

Butanenitrile

An organic molecule also known as butyronitrile, a nitrile derivative of butane.