A mysterious tower has been constructed at the edge of a gridiron football field. Even more...

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Physics

A mysterious tower has been constructed at the edge of agridiron football field. Even more mysteriously, the field has beenmarked carefully in meters instead of yards. On top of the tower isa well calibrate ball launcher that will fire heavy ball at avelocity of 14.7 m/s at an angle of 20 degrees abive thehorizontal. The ball lands 46.1 meters away from the base of thetower.

A) How long does it take for the ball to reach max height?

B)How long does it take for the ball to return to the height fromwhich it was launched?

C) What is the total flight time of the ball?
D) How tall is the tower?

Answer & Explanation Solved by verified expert

3.7 Ratings (650 Votes)

Starting with the given informationAlright We will start by choosing the appropriate coordinatesystem Let our origin lie at the top of our tower such that belowthe tower will be the negative yaxis At t 0 seconds the ballis shot out of a ball launcher with intial velocity 147 ms atangle of degrees with the xaxis So our See Answer

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