Mechanical Equilibrium and Newton's Second Law Quiz
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Questions and Answers

Which statement accurately describes the relationship between net force and acceleration?

  • When the net force on a body is equal to zero, the body does not accelerate. (correct)
  • When the net force on a body is equal to zero, the body accelerates in the opposite direction.
  • When the net force on a body is equal to zero, the body accelerates in the same direction.
  • When the net force on a body is equal to zero, the body accelerates at a constant rate.

Which term is used to describe a body that is not accelerating and has a net force of zero acting on it?

  • Dynamic equilibrium
  • Static equilibrium
  • Inertial equilibrium
  • Mechanical equilibrium (correct)

What happens to a body when the net force on it is not equal to zero?

  • The body does not accelerate.
  • The body accelerates at a constant rate.
  • The body accelerates in the direction of the net force. (correct)
  • The body accelerates in the opposite direction of the net force.

In Hooke's law, what does the constant factor 'k' represent?

<p>The stiffness of the spring (D)</p> Signup and view all the answers

When did Robert Hooke first state the law of Hooke's law?

<p>1676 (D)</p> Signup and view all the answers

In what situations does Hooke's equation hold?

<p>All of the above (D)</p> Signup and view all the answers

What is an elastic body or material that satisfies Hooke's equation called?

<p>Linear-elastic (D)</p> Signup and view all the answers

What Latin phrase did Robert Hooke use to express Hooke's law?

<p>As the extension, so the force (C)</p> Signup and view all the answers

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