Three Resistors with Resistances of 2

question 3

Multiple Choice

Three resistors with resistances of 2.0 Ω, 6.0 Ω, and 12 Ω are connected across an ideal dc voltage source V as shown in the figure. If the total current through the circuit is I = 2.0 A, what is the applied voltage V?

• A) 6.0 V
• B) 3.0 V
• C) 2.0 V
• D) 2.7 V
• E) 1.5 V

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Definitions:

Independent Events

Two or more events whose occurrence or outcome does not affect one another.

Multinomial Experiment

An experiment consisting of a fixed number of trials where each trial has multiple possible outcomes and the trials are independent.

Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect exists between certain characteristics or parameters of a population or dataset.

Level of Significance

A threshold used in hypothesis testing to determine the probability of rejecting a true null hypothesis, commonly set at values like 0.05 or 0.01.