A small airplane flying horizontally with a speed of 123 mi/hr at an altitude of 320 ft above a remote valley drops an emergency medical package at A. The package has a parachute which deploys at B and allows the package to descend vertically at the constant rate of 6.0 ft/sec. If the drop is designed so that the package is to reach the ground 38 seconds after release at A, determine the horizontal lead L so that the package hits the target. Neglect atmospheric resistance from A to B. B. Target- Part 1 Calculate the time t₁ at which the parachute opens. BY L Target- 123 mi/hr 123 mi/hr 320¹ 320'

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A small airplane flying horizontally with a speed of 123 mi/hr at an altitude of 320 ft above a remote valley drops an emergency
medical package at A. The package has a parachute which deploys at B and allows the package to descend vertically at the constant
rate of 6.0 ft/sec. If the drop is designed so that the package is to reach the ground 38 seconds after release at A, determine the
horizontal lead L so that the package hits the target. Neglect atmospheric resistance from A to B.
B
Target-
Part 1
Calculate the time t₁ at which the parachute opens.
B
Target-
Answer: t₁ =
sec
123 mi/hr
123 mi/hr
320'
320¹
Transcribed Image Text:A small airplane flying horizontally with a speed of 123 mi/hr at an altitude of 320 ft above a remote valley drops an emergency medical package at A. The package has a parachute which deploys at B and allows the package to descend vertically at the constant rate of 6.0 ft/sec. If the drop is designed so that the package is to reach the ground 38 seconds after release at A, determine the horizontal lead L so that the package hits the target. Neglect atmospheric resistance from A to B. B Target- Part 1 Calculate the time t₁ at which the parachute opens. B Target- Answer: t₁ = sec 123 mi/hr 123 mi/hr 320' 320¹
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