12 volts 4 ohms a m To find the value of I, divide V by R, or in this case, I2 volts divided by 3 ohms. ... dividing V by I. If I and R, are known, then V is found by multiplying I by R. In the circuit diagram in m, the value of the amperage is not known.

Title | : | South African Automotive Light Vehicle Level 1 |

Author | : | CDX Automotive |

Publisher | : | Jones & Bartlett Learning - 2012-12-28 |

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