Question

a plane flying at a velocity of 115.0 m/s plane drops a 100 kg care package from a height of H as shown in the sketch below. The package hits the ground with a total velocity of 255 m/s

  1. A Red Cross plane flying at a velocity of 115.0 m/s plane drops a 100 kg care package from a height of H as shown in the sketch below. The package hits the ground with a total velocity of 255 m/s. (a) From what height H above the ground was the package dropped? (b) What is the range, R?