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Physics, 14.09.2019 11:30 Jamie228

At time t=0, rock a is dropped from rest from a height of 90 m. at the same instant, rock b is launched straight up from the ground level with an initial speed of 30 m/s. write an equation of motion for rock a and b, giving its position at all time.

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At time t=0, rock a is dropped from rest from a height of 90 m. at the same instant, rock b is launc...

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