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1 Conductor weight â Sag of the conductor is directly proportional to its weight. The weight of the conductors is increased due to ice loading. 2  Span â Sag is directly proportional to the square of the span length. Longer span gives more sag.  Tension -The sag is inversely proportional to the tension in the conductor.
Factors influencing the oxygen- hemoglobin dissociation curve â¢ Other factors than PO2 influence O2-Hb dissociation curve â¢ Effect not on SHAPE of the curve but rather a shift to the right or left â¢ Shift right leads to O2 unloading â¢ Four factors known to shift the curve.