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Concept explainers
a.
To find: the effective resistance of battery.
a.
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Answer to Problem 33E
Explanation of Solution
Given information:
The given variables are as follows:
Voltage (in volts) =
Current drawn (in amperes) =
Effective resistance (in ohms) =
The slope of function
Calculation:
Put the values of
Put the value of m in the following equation and evaluate R as follows:
Thus, the effective resistance is 0.4 ohms.
b.
To find: the voltage produced by the battery at given current supply.
b.
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Answer to Problem 33E
2.4 Volts
Explanation of Solution
Given information:
The given variables are as follows:
Voltage (in volts) =
Current drawn (in amperes) =
Effective resistance (in ohms) =
The slope of function
Calculation:
Since the function of the line represented by
Put the first point coordinates
Now, put the value of b in equation (1) to evaluate the slope intercept equation
Now, put
Thus, the voltage produced by battery at given current supply is 2.4 volts.
Chapter 1 Solutions
Advanced Mathematical Concepts: Precalculus with Applications, Student Edition
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