The potential difference across the terminals of a battery is 5.0 V when the current is 1.0 A and 4.0 V when the current is 1.5 A. What is the emf of the battery and its internal resistance? emf (V) internal resistance (Q) 7.0 2.0 A. 7.0 0.5 B. 3.0 2.0 C. 3.0 D. 0.5

The potential difference across the terminals of a battery is 5.0 V when the current is 1.0 A and 4.0 V when the current is 1.5 A. What is the emf of the battery and its internal resistance? emf (V) internal resistance (Q) 7.0 2.0 A. 7.0 0.5 B. 3.0 2.0 C. 3.0 D. 0.5

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter21: Current And Direct Current Circuits

Section: Chapter Questions

Problem 5OQ: A potential difference of 1.00 V is maintained across a 10.0- resistor for a period of 20.0 s. What...

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How can i answer this question?

The potential difference across the terminals of a battery is 5.0 V when the current is 1.0 A
and 4.0 V when the current is 1.5 A. What is the emf of the battery and its internal resistance?
emf (V)
internal resistance (Q)
7.0
2.0
A.
7.0
0.5
B.
3.0
2.0
C.
3.0
D.
0.5

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