Physics 10: Calculating Velocity of a Ball Launched from a Slingshot

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SUMMARY

The discussion centers on calculating the velocity of a ball launched from a slingshot, specifically a ball with a mass of 0.675 kg pulled back 1.75 m using a force of 3.50x10^2 N. Participants highlight the use of elastic potential energy (Ep(elas)) calculated as force multiplied by distance, which can then be divided by mass to determine velocity. The conversation emphasizes the importance of understanding both force and energy values derived from the spring constant and distance to solve for the ball's speed effectively.

PREREQUISITES
  • Understanding of elastic potential energy (Ep(elas))
  • Knowledge of Newton's laws of motion
  • Familiarity with basic physics formulas for velocity
  • Concept of spring constant in physics
NEXT STEPS
  • Research the formula for elastic potential energy and its applications
  • Learn how to calculate velocity using energy principles
  • Study the relationship between force, mass, and acceleration in physics
  • Explore the concept of spring constants and their role in energy calculations
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Students studying physics, educators teaching mechanics, and anyone interested in understanding the dynamics of projectile motion and energy transformations.

reesie
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Here's the question:
1. A ball with a mass of 0.675 kg was launched towards a wall. If it was pulled back a distance of 1.75 m in the slingshot using 3.50x10^2 N of force, what is the speed of the ball as it is released from the slingshot?
2. Ep(elas)=fxd?? that could possibly be divided by the mass to give you velocity
3...
I really have no idea and I really need help.
 
Last edited:
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They gave a spring constant and a distance. You can get both force and energy values from those given quantities. Which one do you want? In other words, what do you want, and which value will be more useful in obtaining what you want?
 

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