At serve, a tennis player aims to hit the ball

Chapter 28, Problem 64GP

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QUESTION:

At serve, a tennis player aims to hit the ball horizontally. What minimum speed is required for the ball to clear the  -m-high net about  from the server if the ball is "launched" from a height of  ? Where will the ball land if it just clears the net (and will it be "good" in the sense that it lands within  of the net)? How long will it be in the air? See Fig. .

Questions & Answers

QUESTION:

At serve, a tennis player aims to hit the ball horizontally. What minimum speed is required for the ball to clear the  -m-high net about  from the server if the ball is "launched" from a height of  ? Where will the ball land if it just clears the net (and will it be "good" in the sense that it lands within  of the net)? How long will it be in the air? See Fig. .

ANSWER:

Problem 64GP

Step-by-step solution

Step 1 of 5

As the ball will follow the parabolic path, we need to use the equation of kinematics to determine the magnitude of velocity and time.

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