A homework question that i with

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SUMMARY

The discussion centers on a physics problem involving projectile motion, specifically analyzing whether a tennis ball clears a net. The ball is hit at a speed of 20 m/s at an angle of 5 degrees above the horizontal from a height of 2 meters. The horizontal distance to the net is 7 meters, and the net height is 1 meter. To determine if the ball clears the net, one must calculate the time it takes for the ball to reach the net and its height at that distance using kinematic equations.

PREREQUISITES
  • Understanding of projectile motion principles
  • Familiarity with kinematic equations
  • Basic trigonometry for angle calculations
  • Ability to perform unit conversions if necessary
NEXT STEPS
  • Calculate the time of flight to the net using the formula: time = distance / horizontal velocity
  • Determine the horizontal and vertical components of the initial velocity using trigonometric functions
  • Use the vertical motion equation to find the height of the ball at the net's distance
  • Analyze the results to conclude whether the ball clears the net
USEFUL FOR

This discussion is beneficial for physics students, educators, and anyone interested in understanding projectile motion and its applications in sports scenarios.

crazy_life
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hi, i was trying to figure out how to tackle this physics question, but I am a little stuck. the question is:

a tennis player, playing for a match hits a ball 2m above the groung. the ball leaves his racquet with a speed of 20m/s at an angel of 5 above the horizontal. the horizontal distance to the net is 7m and the net heigh is 1m does the ball clear the net?

i've diagram to help me and I am just stuck about where to start. thanks for helping me.
 
Physics news on Phys.org
How long does it take the ball to reach the net, i.e., traverse the distance of 7m?

What is it's height at the time?
 

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