Modern Physics> A battery of emf 60V is connected across ...

A battery of emf 60V is connected across a parallel combination of a 8 ohm resistor and a thick wire of negligible resistance.If the current observed is 6A, what is the internal resistance of the battery?

shubham , 7 Years ago

Grade 12th pass

2 Answers

Physics Expert

Last Activity: 7 Years ago

Calculate the internal resistance of the battery.

Hence, the internal resistance is 12 ohm.

shubham

Last Activity: 7 Years ago

Internal resistance I=E/R+r

6= 60/8+r

48+6r=60-48
6r=12 ohm

r=2 ohm

Hence, the internal resistance is 2 ohm.

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Modern Physics> A battery of emf 60V is connected across ...

A battery of emf 60V is connected across a parallel combination of a 8 ohm resistor and a thick wire of negligible resistance.If the current observed is 6A, what is the internal resistance of the battery?

shubham , 7 Years ago

Physics Expert

shubham

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