An Unknown Resistor Is Wired in Series with an Ammeter

question 42

Multiple Choice

An unknown resistor is wired in series with an ammeter, and a voltmeter is placed in parallel across the resistor only. This network is then connected to a battery. If one computes the value of the resistance by dividing the voltmeter reading by the ammeter reading, the value obtained

• A)is less than the true resistance.
• B)is greater than the true resistance.
• C)is the true resistance.
• D)could be any of the given answers. It depends on other factors.

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Definitions:

Physiological Reaction

A bodily response to an internal or external stimulus, involving complex biological processes and mechanisms.

James-Lange Theory

A theory of emotion proposing that emotions result from the perception of bodily reactions to stimuli, suggesting that we feel sad because we cry, angry because we strike.

Intrinsic Motives

Internal drives that inspire behavior based on internal rewards, satisfaction, or personal fulfillment.

Extrinsic Motives

Motivation driven by external rewards or pressures rather than internal satisfaction or fulfillment.