Physics, 20.09.2019 04:00, allison9746
Apitching machine is programmed to pitch baseballs horizontally at a speed of 83 mph . the machine is mounted on a truck and aimed backward. as the truck drives away from a man at a speed of 55 mph , the machine shoots a ball towards him.
Answers: 3
Physics, 23.06.2019 02:30, cassidyschmuzler
Find an expression for the electric field e⃗ at the center of the semicircle. hint: a small piece of arc length δs spans a small angle δθ=δs /r, where r is the radius. express your answer in terms of the variables q, l, unit vectors i^, j^, and appropriate constants.
Answers: 1
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