PHY 102: Forces in Nature
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Questions and Answers

What determines whether the electric force is attractive or repulsive?

  • The interaction of the magnetic fields
  • The color of the objects
  • The charges of the objects (correct)
  • The weight of the objects

    • In an electric field, what type of interaction results in attraction?

  • -ve -ve
  • +ve -ve (correct)
  • +ve +ve
  • -ve +ve

    • Which pair of interactions in a magnetic field results in repulsion?

  • S N
  • S S
  • N N (correct)
  • N S

    • What is the nature of the strong nuclear force?

    <p>Attractive and short-ranged</p> Signup and view all the answers

    What does the strong nuclear force bind together to form sophisticated atomic particles?

    <p>Quarks</p> Signup and view all the answers

    Which of the following best describes force?

    <p>An external influence that can change velocity, acceleration, or rest of a body</p> Signup and view all the answers

    Among the four basic forces in nature, which force is the weakest?

    <p>Gravitational Force</p> Signup and view all the answers

    What is the range of the Weak Nuclear Force?

    <p>Short range of 10^-18</p> Signup and view all the answers

    What particles does the Electromagnetic Force act between?

    <p>Objects with electric charge</p> Signup and view all the answers

    Which fundamental force plays an essential role in the energy used in nuclear power and nuclear weapons?

    <p>Weak Nuclear Force</p> Signup and view all the answers

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