Forces between Protons

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Questions and Answers

What type of force is present between two protons?

  • Electric force (correct)
  • Magnetic force
  • Gravitational force
  • Attractive force

Which property of the charges causes the repulsive force mentioned in the text?

  • Spin
  • Velocity
  • Charge (correct)
  • Mass

What law governs the interaction between the charges in this scenario?

  • Newton's Second Law
  • Ohm's Law
  • Hooke's Law
  • Coulomb's Law (correct)

Which constant determines the strength of the electric force between charges?

<p>$k$ (Coulomb's constant) (C)</p> Signup and view all the answers

In comparison to gravitational force, how does the electric force between two charges behave?

<p>Follows an inverse-square law (C)</p> Signup and view all the answers

Which type of force is being discussed in the text?

<p>Electric force (A)</p> Signup and view all the answers

What is the quantity that represents the strength of the electric force between the two spheres?

<p>Coulomb's constant (B)</p> Signup and view all the answers

If the charge on one of the spheres is doubled while keeping the other constant, how does the electric force between them change?

<p>It becomes four times stronger (A)</p> Signup and view all the answers

If the distance between the two spheres is tripled, how does the electric force between them change?

<p>It becomes one-third as strong (C)</p> Signup and view all the answers

What quantity would be used to calculate the gravitational force between two spheres?

<p>$G$ (Gravitational constant) (D)</p> Signup and view all the answers

If two protons are placed a certain distance apart, which force will they exert on each other?

<p>Electric force (B)</p> Signup and view all the answers

What is the formula to calculate the electric force between two charges?

<p>$F = k\frac{q_1q_2}{r^2}$ (B)</p> Signup and view all the answers

What physical quantity does Coulomb's constant represent in the formula for electric force?

<p>Medium-dependent permittivity (B)</p> Signup and view all the answers

If two protons are located far apart, how does the electric force between them change as they are brought closer together?

<p>Increases (A)</p> Signup and view all the answers

In comparison to the gravitational force between two protons, what can be said about the electric force between them?

<p>The electric force is stronger (B)</p> Signup and view all the answers

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