Physics, 14.11.2019 19:31, cartertyson499
That 85 kg paratrooper from the 50's was moving at constant speed of 56 m/s because the air was applying a frictional drag force to him that matched his weight.
a. if he fell this way for 37 m, how much heat was generated by this frictional drag force in j?
b. what heating power does the air drag generate in units of 1500 w hair dryers?
Answers: 2
Physics, 21.06.2019 13:10, holaadios222lol
An unknown substance has a melting point of 1064 βc, is insoluble in water, conducts electricity as a solid, and is hard. given these properties, which of the following are possible identities for the unknown substance? check all that apply. view available hint(s) check all that apply. sio2 f2 au kbr
Answers: 3
Physics, 21.06.2019 18:10, jmullins3611
The difference between two numbers is 15. when twice the smaller number is subtracted from three times the larger number, the difference is 58.what is the larger number?
Answers: 1
Physics, 22.06.2019 19:00, marxusalexander4069
Why do different substances have diffrent properties
Answers: 1
That 85 kg paratrooper from the 50's was moving at constant speed of 56 m/s because the air was appl...
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