# Sheet 1: *J-B-01*

Formulas - Data - Comparison | ||||

Area - Electrical | ||||

AREA | ||||

Square inches | x 645 | equal | Square millimeters | mm² |

Square inches | x 6.452 | equal | Square centimeters | cm² |

Square foot | x 0.0929 | equal | Square meters | m² |

Square yards | x 0.836 | equal | Square meters | m² |

Acres | x 43,560 | equal | Square foot | sq.ft. |

Acres | x 4047 | equal | Square meters | m² |

Acres | x 0.4047 | equal | hectares | ha |

Square miles | x 2.590 | equal | Square kilometers | km² |

Square millimeters | x 0.00155 | equal | Square inches | sq.in. |

Square centimeters | x 0.1550 | equal | Square inches | sq.in. |

Square meters | x 10.76 | equal | Square foot | sq.ft. |

Square meters | x 1.196 | equal | Square yards | sq.yd. |

Hectares | x 2.471 | equal | Acres | a |

Square kilometers | x 0.3861 | equal | Square miles | sq.mi. |

1 square foot | equal | 144 square inches | ||

1 square yard | equal | 9 square feet | ||

1 acre | equal | 4,840 square yards | ||

1 square mile | equal | 640 acres | ||

1 square meter | equal | 10,000 square centimeters | ||

1 hectar | equal | 10,000 square meters | ||

1 square kilometer | equal | 1,000,000 square meters | ||

ELECTRICAL | ||||

1 mF per mile | equal | 0.62 mF/km | ||

1 uF per mile | equal | 0.62 uF/km | ||

1 megohm per mile | equal | 1.61 megohm per km | ||

1 decibel per mile | equal | 71.5 mN per km | ||

1 ohm per 1000 ft. | equal | 3.28 ohm per km | ||

1 ohm per 1000 yd. | equal | 1.0936 ohm per km | ||