Minimum Separation of Two Frictionless Pucks

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SUMMARY

The discussion focuses on calculating the minimum separation between two frictionless pucks with given masses and charges. Puck 1, with a mass of 0.80 kg and a charge of +3.0 x 10^-4 C, moves east at 12.0 m/s, while puck 2, with a mass of 0.40 kg and the same charge, moves west at 8.0 m/s. The relevant physics concepts include electrostatic forces and kinetic energy, which must be analyzed to determine the minimum distance between the two pucks as they approach each other.

PREREQUISITES
  • Understanding of electrostatic forces and Coulomb's law
  • Knowledge of kinetic energy and its calculation
  • Familiarity with Newton's laws of motion
  • Basic principles of conservation of energy
NEXT STEPS
  • Study Coulomb's law for calculating forces between charged objects
  • Learn how to apply the conservation of energy principle in dynamic systems
  • Explore the concept of relative velocity in physics
  • Investigate the effects of charge and mass on motion in electrostatic fields
USEFUL FOR

This discussion is beneficial for physics students, educators, and anyone interested in understanding the dynamics of charged particles in motion, particularly in the context of electrostatics and mechanics.

fa08ti
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two frictionless pucks are placed on a level surface, as shown, at an initial distance of 20.0 m. the mass of puck 1 is 0.80 kg and it has a charge of +3.0 X 10^-4 C., while puck 2 is 0.40 kg with a charge of +3.0 X 10^-4 C. the initial velocity of puck 1 is 12.0 m/s (E) and the initial velocity of puck 2 is 8.0 m/s (W). find the minimum separation of the two pucks (the minimum distance between the pucks>

1: I'm totally lost
would i use
E= delta V/r
?
 
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