The electric current I in a circuit shown in the figure was measured as a function of the resistance R in the circuit. The relationship between I and R is given by R+r where e is the emf of the battery in the circuit and r is the internal resistance of the battery. ɛ,r a) Linearise the equation above, and state which variable you would plot on the x-axis and which on the y-axis. b) How are ɛ and r related to the gradient and/or y-intercept of the graph?
The electric current I in a circuit shown in the figure was measured as a function of the resistance R in the circuit. The relationship between I and R is given by R+r where e is the emf of the battery in the circuit and r is the internal resistance of the battery. ɛ,r a) Linearise the equation above, and state which variable you would plot on the x-axis and which on the y-axis. b) How are ɛ and r related to the gradient and/or y-intercept of the graph?
Chapter10: Direct-current Circuits
Section: Chapter Questions
Problem 74AP: Consider a circuit that consists of a real battery with an emf and an internal resistance of r...
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![The electric current I in a circuit shown in the figure was measured as a function of the
resistance R in the circuit. The relationship between I and R is given by
R+r
where e is the emf of the battery in the circuit and r is the internal resistance of the battery.
ɛ,r
a) Linearise the equation above, and state which variable you would plot on the x-axis and
which on the y-axis.
b) How are ɛ and r related to the gradient and/or y-intercept of the graph?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F83ea329f-30af-4565-a3ac-ad82e30373f0%2Fd38ad0a0-5ede-45c7-87b1-231dff62d919%2Fj5bisu.jpeg&w=3840&q=75)
Transcribed Image Text:The electric current I in a circuit shown in the figure was measured as a function of the
resistance R in the circuit. The relationship between I and R is given by
R+r
where e is the emf of the battery in the circuit and r is the internal resistance of the battery.
ɛ,r
a) Linearise the equation above, and state which variable you would plot on the x-axis and
which on the y-axis.
b) How are ɛ and r related to the gradient and/or y-intercept of the graph?
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