If a difference of 2.15 volts is applied to an unknown resistance and the measured current is in milliamperes, then what is the expected error in the following cases: A- When measuring the potential difference. b- When measuring the intensity of the current. c- When calculating the resistance.

If a difference of 2.15 volts is applied to an unknown resistance and the measured current is in milliamperes, then what is the expected error in the following cases: A- When measuring the potential difference. b- When measuring the intensity of the current. c- When calculating the resistance.

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter2: Basic Electricity

Section: Chapter Questions

Problem 30RQ: True or False: Ohms law applies to all types of electrical circuits.

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Coulomb’s Law

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Question

I need the answer as soon as possible

If a difference of 2.15 volts is
applied to an unknown resistance
and the measured current is in
milliamperes, then what is the
expected error in the following
cases: A- When measuring the
potential difference.
b- When measuring the intensity
of the current.
c- When calculating the
resistance.

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What is potential difference

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Calculation of potential difference

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Let us analyse the given question

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Circuit diagram with the assumed values

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Case A: Expected error when measuring Potential difference

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Case B: Expected error when measuring Current intensity

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Case C: Expected error when measuring Resistance

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