Question

When a current drawn from a battery is 0.5 A, its terminal potential difference is 20 V. And when current drawn from it is 0.2 A, the terminal voltage reduces to 16 V. Find out, emf and internal resistance of the battery.

Name: when a current drawn from a battery is 05 a its terminal potential difference is 20 v and when current drawn from it is 02 a the terminal voltage reduces to 16 v find out emf and internal resistance o
Uploaded: 2022-02-10T09:08:12-08:00
Duration: 2 min 36 s
Channel: Geeta Yadav
Description: when a current drawn from a battery is 05 a its terminal potential difference is 20 v and when current drawn from it is 02 a the terminal voltage reduces to 16 v find out emf and internal resistance o

          When a current drawn from a battery is 0.5 A, its terminal potential difference is 20 V. And when current drawn from it is 0.2 A, the terminal voltage reduces to 16 V. Find out, emf and internal resistance of the battery.

Added by Zooko D.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Geeta Yadav

02/10/2022

Step 1

We are given two scenarios involving a battery. In the first scenario, when the current (I1) is 0.5 A, the terminal voltage (V1) is 20 V. In the second scenario, when the current (I2) is 0.2 A, the terminal voltage (V2) is 16 V. We need to find the electromotive Show more…

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When a current drawn from a battery is 0.5 A, its terminal potential difference is 20 V. And when current drawn from it is 0.2 A, the terminal voltage reduces to 16 V. Find out, emf and internal resistance of the battery.