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Finding Balance Mass & Magnitude Quiz
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Finding Balance Mass & Magnitude Quiz

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Questions and Answers

What is the equilibrium position in simple harmonic motion?

  • The farthest point from the equilibrium position
  • A position where the body comes to rest if it loses all its energy (correct)
  • The point where the body stops moving
  • A position where the body has the maximum energy

    • How is the period of a simple harmonic motion defined?

  • The number of oscillations per second
  • The amplitude of the motion
  • The maximum distance from the equilibrium position
  • The time taken for a complete oscillation (correct)

    • What is the frequency of a motion that has a period of 2 seconds?

  • 2 Hz
  • 1 Hz
  • 4 Hz
  • 0.5 Hz (correct)

    • In simple harmonic motion, what does the frequency represent?

    <p>The number of complete oscillations per second</p> Signup and view all the answers

    What unit is used to measure frequency in simple harmonic motion?

    <p>Hertz (Hz)</p> Signup and view all the answers

    What is the purpose of balancing reciprocating masses?

    <p>To eliminate the shaking force</p> Signup and view all the answers

    In simple harmonic motion, what does the negative sign in the equation signify?

    <p>The acceleration is always opposite to the displacement</p> Signup and view all the answers

    What is the definition of simple harmonic motion?

    <p>Periodic motion without loss of energy</p> Signup and view all the answers

    How is angular frequency related to displacement in simple harmonic motion?

    <p>Angular frequency is constant and independent of displacement</p> Signup and view all the answers

    What does the inertia force do to a rigid body in equilibrium?

    <p>Brings it to a non-equilibrium position</p> Signup and view all the answers

    Which force is responsible for eliminating shaking force in reciprocating masses?

    <p>-INERTIA TORQUE</p> Signup and view all the answers

    In dynamic balancing, what is required to correct dynamic imbalance?

    <p>Adding or removing mass at specific angular locations</p> Signup and view all the answers

    What is the primary benefit of secondary balancing in a rotating object?

    <p>Resolving primary forces and secondary force couples</p> Signup and view all the answers

    How are primary forces and secondary force couples resolved in secondary balancing?

    <p>By adding mass increments in specific planes</p> Signup and view all the answers

    In dynamic balance, what does 'two plane balance' refer to?

    <p>Balancing the system in two correction planes</p> Signup and view all the answers

    What is necessary to create counter forces for static balance in a rotating system?

    <p>Adding mass to create counter forces</p> Signup and view all the answers

    What is required to cancel out unbalanced moments in a rotating system?

    <p>Creating counter couple by adding mass in correction planes</p> Signup and view all the answers

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