Jogger A has a mass m and a speed v, jogger B has a mass m/2 and a speed 3v, jogger C has a mass 3m and a speed v/2, and jogger D has a mass 4m and a speed v/2. Rank the joggers in order of increasing kinetic energy. Indicate ties when appropriate. Show your work.
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Ответ:
B>A=D>C
Explanation:
Kinetic Energy is the product of mass and square of the velocity
For Jogger A
For Jogger B
For Jogger C
For Jogger D
Kinetic Energy of Joggers in increasing order
B>A=D>C
Ответ:
inclined plane- 3
wheel and axel- 1
pulley- 5
lever- 4
wedge- 2
Explanation:
got it right on edge :)