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A quad is a unit of energy equal to 10^15 (a short-scale quadrillion) BTU, or 1.055 x 10^18 joules (1.055 exajoules or EJ) in SI units. The unit is used by the U.S. Department o ..more definition+
In relation to the base unit of [energy] => (joules), 1 Microjoules (µJ) is equal to 1.0E-6 joules, while 1 Quads (quad) = 1.05505585262E+18 joules.| 491000000 Microjoules | to common energy units |
|---|---|
| 491000000 µJ | = 491 joules (J) |
| 491000000 µJ | = 0.491 kilojoules (kJ) |
| 491000000 µJ | = 117.35181644359 calories (cal) |
| 491000000 µJ | = 0.11735181644359 kilocalories (kcal) |
| 491000000 µJ | = 3.0645745172203E+21 electron volt (eV) |
| 491000000 µJ | = 0.13638888888889 watt hour (Wh) |
| 491000000 µJ | = 1.1262129152537E+20 atomic unit of energy (au) |
| 491000000 µJ | = 1.1735181644359E-7 tons of TNT (tTNT) |
| 491000000 µJ | = 362.14301529514 foot pound force (ft lbf) |
| 491000000 µJ | = 4910000000 ergs (ergs) |