You Connect Two Similar Heating Coils in Series on a Constant-Voltage

question 22

Multiple Choice

You connect two similar heating coils in series on a constant-voltage line.When you later connect them in parallel to the same line,the heat developed per minute,compared with the former rate,is approximately

• A)the same.
• B)twice as great.
• C)one-half as much.
• D)four times as great.
• E)one-fourth as much.

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Definitions:

Simple Linear Model

A statistical model used to describe the relationship between two variables through a linear equation.

Quadratic Model

A mathematical model that involves an equation of the second degree, typically representing a parabolic relationship between variables.

Predict

To declare or indicate in advance, especially on the basis of special knowledge, analysis or statistical methods.

Second-order Model

A statistical or mathematical model that includes terms up to the second degree, capable of describing systems with more complexity compared to first-order models.