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Unformatted text preview: the wind to further slow his decent. Knowing that the parachutist lands with a negligible downward velocity, determine a) the time required for the parachutist to land after opening his parachute, b) the initial deceleration. Figure 2 3) An airplane used to drop water on brushfires is flying horizantally in a straight line at 315 km/h at an altitude of 80 m. Determine the distance “d” at which the pilet should release the water so that it will hit the fire at B. Figure 3 4) After taking off a helicopter climbs in a straight line at a constant angle β . Its flight is tracked by radar from point A. Determine the speed of helicopter in terms of d, β , θ and θ ± . Figure 4...
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- Spring '10