Physics Concepts Quiz
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Questions and Answers

What is the branch of Physics that deals with the properties of matter, energy, space, and time?

  • Quantum Mechanics
  • Astrophysics
  • Optics (correct)
  • Thermodynamics
  • What is the definition of Resultant in the context of vectors?

  • A single vector that has the same effect as the sum of all original vectors. (correct)
  • A vector that cancels out the effect of other vectors.
  • A vector that does not obey the laws of vector addition.
  • A single vector that has a different effect than the sum of all original vectors combined.
  • Which method involves placing the tail end of 2 vectors at any point in their plane and completing the parallelogram having these vectors as adjacent sides?

  • Pythagorean Method
  • Triangle Method
  • Square Method
  • Polygon Method (correct)
  • What method involves plotting all vectors accurately to determine the Resultant?

    <p>Graphical Method</p> Signup and view all the answers

    What is the property that indicates the amount of matter in an object?

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

    Which branch of Engineering Mechanics is concerned with bodies at rest or in motion with constant velocity?

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

    What does Dynamics specifically deal with in Mechanics?

    <p>Accelerated motion of bodies</p> Signup and view all the answers

    In the Metric system, which unit is used as the standard for mass?

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

    Which branch of dynamics focuses on analyzing the forces causing motion?

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

    What type of quantity has magnitude only?

    <p>Scalar Quantity</p> Signup and view all the answers

    What type of motion refers to movement along a curved path?

    <p>Projectile Motion</p> Signup and view all the answers

    Which system uses centimeter as the standard for length, grams for mass, and seconds for time?

    <p>CGS system</p> Signup and view all the answers

    What is rectilinear motion?

    <p>Motion in a straight line</p> Signup and view all the answers

    What is the defining characteristic of horizontal motion?

    <p>Motion along a straight horizontal plane</p> Signup and view all the answers

    What type of motion is characterized by constant speed or velocity?

    <p>Uniform motion</p> Signup and view all the answers

    What does Newton's Third Law state?

    <p>For every action, there is an equal and opposite reaction</p> Signup and view all the answers

    What is the condition of equilibrium for a body?

    <p>No change in the state of motion</p> Signup and view all the answers

    What type of forces act on the same line of action?

    <p>Collinear forces</p> Signup and view all the answers

    What is the net force compressing two parallel surfaces together of two bodies in contact called?

    <p>Normal force</p> Signup and view all the answers

    Which law of motion states that every body continues with its state of rest or uniform motion unless acted upon by a force?

    <p>Newton's First Law</p> Signup and view all the answers

    What type of equilibrium refers to the state where a body in motion maintains a constant velocity?

    <p>Dynamic Equilibrium</p> Signup and view all the answers

    What type of friction occurs between two stationary surfaces in contact to prevent motion between them?

    <p>Static Friction</p> Signup and view all the answers

    According to Newton's Second Law, what does the acceleration produced by a net force depend on?

    <p>Mass of the body</p> Signup and view all the answers

    What is the force that arises to oppose the motion or impending motion of two bodies in contact called?

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

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