Serving at a speed of 158 km/h, a tennis player hits the ball at a height...

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Serving at a speed of 158 km/h, a tennis player hits the ball at a height...

Serving at a speed of 158 km/h, a tennis player hits the ball at a height of 2.18 m and an angle θ below the horizontal. The service line is 10.1 m from the net, which is 0.95 m high. What is the angle θ in degrees such that the ball just crosses the net? Give a positive value for the angle.

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Answer 1

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GIVEN DATA HEIGHT OF THE BALL, hB= 2.18m DISTANCE oF sErVICE LINE, HEIGHT oF THE NET FRoM GRDUND, hN * 0.95 THE BALL FALLS (2.18 m - 0.95m)- 1.23 m vERTICALLY IN THE TIME THAT TAKES TO TRAVEL 10 m HopIZOUTAD HORIZON TALLY, χ=Vzxt at VERTICALLY, y。vg x t + 2 2. 2 2 cos cse coste SOLVE FOR

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Serving at a speed of 158 km/h, a tennis player hits the ball at a height...

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