Physics, 23.03.2020 19:01, asmita9876
Traumatic brain injury. According to a report on traumatic brain injury, the force that a professional boxer's fist exerts on his opponent's head is equivalent to being hit with a 5.9 kg bowling ball traveling at 8.9 m/s that stops in 0.018 s.
Determine the average force that the fist exerts on the head.
Answers: 2
Physics, 21.06.2019 16:00, amoakoh800003
As shown in fig. p3.64, a closed, rigid tank fitted with a fine-wire electric resistor is filled with refrigerant 22, initially at 2108c, a quality of 80%, and a volume of 0.01 m3. a 12-volt battery provides a 5-amp current to the resistor for 5 minutes. if the final temperature of the refrigerant is 408c, determine the heat transfer, in kj, from the refrigerant.
Answers: 1
Physics, 21.06.2019 18:00, ninjapig647
Alivestock company reports that the mean weight of a group of young steers is 1100 pounds with a standard deviation of 93 pounds. based on the model n(1100,93) for the weights of steers, what percent of steers weigh a) over 1050 pounds? b) under 1300 pounds? c) between 1150 and 1250 pounds?
Answers: 1
Physics, 22.06.2019 17:10, kaiyakunkle
What causes the development of most clouds and precipitation in the atmosphere?
Answers: 1
Traumatic brain injury. According to a report on traumatic brain injury, the force that a profession...
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