Question
- Then a tennis ployer’s racquet mukes contace with an approaching tennis ball, the sperd of che tennis ball changes from an inicial velociry of
towands the racquer, to a velocity of
in the opporite diection. The mase of the tenais ball is 56 g
- Calculate the initial momentum of the tennis ball.
- Cilculate the final momentum of the teanis ball
c. Calculate the change in momentum of the tennis lall.
c. Calculate the change in momentum of the tennis lall.
Ask by Barker Logan. in South Africa
Jan 23,2025
Upstudy AI Solution
Tutor-Verified Answer
Answer
- Initial Momentum:
- Final Momentum:
- Change in Momentum:
Solution

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Beyond the Answer
To get started, let’s tackle the momentum calculations.
The initial momentum of the tennis ball can be calculated using the formula
. The mass in kilograms is
, and the initial velocity is
(negative because it’s approaching the racquet):
For the final momentum, we have:
Now, let’s find the change in momentum:
So, the tennis ball’s change in momentum is
!
In the tennis universe, momentum is like the invisible scorekeeper! When the racquet makes contact with the ball, it alters not just the ball’s path but its energy and speed too. It’s a thrilling dance of physics in action, every swing translating momentum into potential victories on the court!
And let’s not forget the practical aspects of these calculations! Tennis players use these principles intuitively. For example, understanding how to swing for maximum impact can help them better control their shots, leading to improved gameplay strategies. So next time you’re on the court, remember: each swing is a lesson in physics!