Units & Conversionshard
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The poundal (pdl) is a unit of force in the foot-pound-second system, defined as the force required to accelerate 1 lb1 \text{ lb} of mass at 1 ft/s21 \text{ ft/s}^2. Convert a force of 150 pdl150 \text{ pdl} to Newtons (N\text{N}). (Take 1 lb0.453592 kg1 \text{ lb} \approx 0.453592 \text{ kg} and 1 ft=0.3048 m1 \text{ ft} = 0.3048 \text{ m})