A 15 Kg Crate Falls from a Height of 2

question 19

Multiple Choice

A 1.5 kg crate falls from a height of 2.0 m onto an industrial spring scale with a spring constant of 1.5 *10⁵ N/m. At its greatest compression the reading on the scale is:

• A) 15 N
• B) 30 N
• C) 1.5 * 10³ N
• D) 2.1 *10³ N
• E) 3.0 * 10³ N

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Definitions:

Acceptable Name

A common or trivial name for a chemical compound that is widely used and recognized, besides its systematic IUPAC name.

Chair Conformation

A specific three-dimensional geometric shape of cyclohexane that minimizes strain, resembling a chair, and is the most stable and common conformation due to its staggered arrangement of bonds.

Alternative Hypothesis

The hypothesis in a statistical test that proposes a difference or effect, contrasted with the null hypothesis.

Friedman Test

A statistical test that does not rely on parameter distributions to identify variations in treatments across several trials.