battery with an emf of 7 V and an internal resistance of 0.5 Ω is connected to a variable resistance R. Find the current and power delivered by the battery when R has each of the following values. 1)R = 0 Ω, I= 2)P = 3)R = 5Ω, I = 4)P= 5)R = infinity, I =, P=

battery with an emf of 7 V and an internal resistance of 0.5 Ω is connected to a variable resistance R. Find the current and power delivered by the battery when R has each of the following values. 1)R = 0 Ω, I= 2)P = 3)R = 5Ω, I = 4)P= 5)R = infinity, I =, P=

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Question

A battery with an emf of 7 V and an internal resistance of 0.5 Ω is connected to a variable resistance R. Find the current and power delivered by the battery when R has each of the following values.

1)R = 0 Ω, I=

2)P =

3)R = 5Ω, I =

4)P=

5)R = infinity, I =, P=

Expert Solution