With horizontal distance, initial velocity and angles problem?
17. recall that the equation...
Physics, 29.01.2020 16:58, dazzlecaptain212
With horizontal distance, initial velocity and angles problem?
17. recall that the equation for the horizontal distance h in feet of a projectile with initial velocity v0 and initial angle theta is given by h=v0^2/16 sin theta cos theta.
a. assume the initial velocity is 60 feet/second . what initial angle will you need to ensure that the horizontal distance will be exactly 100 feet?
b. assume the initial velocity is 60 feet/second. what is the maximum horizontal distance possible and at what angle does this occur?
Answers: 3
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Total solidification times of three casting geometries are to be compared: a sphere, a cylinder, in which the length-to-diameter ration - 1.0, and a cube. volume = 1000 cm^3 for all three shhapes, and the same casting alloy is used. a) determine the solidification times of each geometry b) based on the results of part (a), which geometric element would make the best riser? c) if the mold constant = 3.5 min/cm^2 in chvorinov's rule, compute the total solidification time for each casting.
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Mathematics, 14.02.2020 19:23
Mathematics, 14.02.2020 19:23
Mathematics, 14.02.2020 19:23