Vector Displacement Calculation Quiz
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Questions and Answers

What does the displacement vector represent?

  • The average velocity of an object
  • The distance traveled by an object
  • The acceleration of an object
  • The change of position between two position vectors (correct)

In the vectorial form 𝑂𝐴 + 𝐴𝐵 = 𝑂𝐵, what does 𝛥𝑟⃗ represent?

  • Displacement vector (correct)
  • Velocity vector
  • Acceleration vector
  • Position vector

What are the orthogonal components of the displacement vector 𝛥𝑟⃗?

  • $\Delta y$ and $\Delta z$
  • $\Delta x$ and $\Delta y$ (correct)
  • $\Delta x$ and $\Delta z$
  • $\Delta x$, $\Delta y$, and $\Delta z$

What does the trajectory of a body represent during its movement?

<p>All the position vectors of the body relative to a reference system (B)</p> Signup and view all the answers

How is velocity defined?

<p>Ratio between displacement and time elapsed (A)</p> Signup and view all the answers

What kind of trajectories can exist between two given position vectors?

<p>Linear, irregular, elliptical, circular, etc. (C)</p> Signup and view all the answers

What does the momentum of a body depend on?

<p>Mass and velocity (B)</p> Signup and view all the answers

How is impulse related to the change in momentum?

<p>Impulse is the rate of change of momentum (A)</p> Signup and view all the answers

Which law states that if body A exerts a force on body B, body B exerts a force on body A?

<p>Newton's 3rd Law (B)</p> Signup and view all the answers

In the framework of special relativity, what does the mass of a body depend on?

<p>Speed of light and mass (A)</p> Signup and view all the answers

Which particles are considered massless according to the text?

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

What is the main difference between mass and weight as described in the text?

<p>Mass characterizes matter but weight doesn't (B)</p> Signup and view all the answers

What defines a cycle in the context of movement?

<p>The movement of a body which begins in a certain position and returns to the same position (D)</p> Signup and view all the answers

What is the balance point in an oscillating body?

<p>Position around which the movement occurs (B)</p> Signup and view all the answers

What is the period of an oscillation defined as?

<p>Time duration of a single cycle (D)</p> Signup and view all the answers

What does the angular velocity represent in circular motion?

<p>Rate of change of angular displacement (D)</p> Signup and view all the answers

How is damping defined in relation to oscillation movement?

<p>Process responsible for energy loss during oscillation (A)</p> Signup and view all the answers

What does the frequency of an oscillation represent?

<p>Number of cycles accomplished during a certain time interval (A)</p> Signup and view all the answers

What does the symbol s represent in the context of circular motion?

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

If θ is the angular displacement, what does ω represent?

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

What is the relationship between the arc length s and the angular displacement θ when the radius of the circle is R?

<p>$s = \theta \cdot R$ (C)</p> Signup and view all the answers

What is the expression for acceleration (a) in terms of velocity (v) and radius (R) in circular motion?

<p>$a = v^2 / R$ (D)</p> Signup and view all the answers

What is the relationship between velocity (v) and angular velocity (ω) when considering the period T of circular motion?

<p>$v = 2πR / ω$ (C)</p> Signup and view all the answers

In circular motion, what is the frequency related to in terms of the period T?

<p>$2π / T$ (C)</p> Signup and view all the answers

In a rigid system, which of the following is true?

<p>Changes in heat (Q) occur with the external environment, but not work (L). (C)</p> Signup and view all the answers

Which type of system does not change mass, heat (Q), and work (L) with the external environment?

<p>Isolated system (C)</p> Signup and view all the answers

What characterizes a reversible thermodynamic process?

<p>It occurs through intermediary states. (B)</p> Signup and view all the answers

The state equation of ideal gases relates which of the following state parameters?

<p>Pressure, volume, and temperature (A)</p> Signup and view all the answers

Which of the following is true about ideal gases?

<p>They are composed of point particles. (D)</p> Signup and view all the answers

What does a state of thermodynamic equilibrium entail?

<p>Parameters of the system remain unchanged despite external changes. (A)</p> Signup and view all the answers

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