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General Science

PHYSICS MCQs

Total Questions : 30

Page 1 of 3 pages
Question 1. Balanced Force
  1.    The net force of an object does not equal zero which results in a change in the motion of the object.
  2.    The net force on an object is zero and the object’s motion does not change.
  3.    The sum of all the forces acting on an object,
  4.    The sum of the the forces stored in energy.
 Discuss Question
Answer is Option B. -> The net force on an object is zero and the object’s motion does not change.
Question 2. What is the definition of magnitude?
  1.    To continue moving.
  2.    The strength of an object or event.
  3.    Energy in motion.
  4.    The sum of all the forces exerted on an object
 Discuss Question
Answer is Option B. -> The strength of an object or event.
Question 3. Newton's Second Law states
  1.    that an object in motion, stays in motion; an object at rest stays at rest. 
  2.    For every action there is an equal and opposite reaction.
  3.    that acceleration occurs when a force acts upon an object. 
  4.    none of the above
 Discuss Question
Answer is Option C. -> that acceleration occurs when a force acts upon an object. 
Question 4. What happens when two forces act in the same direction?
  1.    They cancel each other out.
  2.    The stronger one prevails.
  3.    Their strengths are added.
  4.    Their sum divided by two is the total force.
 Discuss Question
Answer is Option C. -> Their strengths are added.
Question 5. A lens that is thicker in the middle and thinner on the ends is a
  1.    Focal lens
  2.    Convex lens
  3.    diverging lenses
  4.    All of above
 Discuss Question
Answer is Option B. -> Convex lens
Question 6. When you make sounds by plucking a rubber band, you make the rubber band move back and forth very quickly
  1.    loudness
  2.    amplitude
  3.    pitch
  4.    vibration
 Discuss Question
Answer is Option D. -> vibration
Question 7. When an object rolls over a surface
  1.    Sliding Friction 
  2.    Rolling Friction 
  3.    Fluid Friction 
  4.    All of above
 Discuss Question
Answer is Option B. -> Rolling Friction 
Question 8. The normalized wave function must have ________ norm
  1.    Infinite
  2.    Zero
  3.    Finite
  4.    Complex
 Discuss Question
Answer is Option C. -> Finite
Question 9. Which of the following would produce the loudest sound?
  1.    jet plane
  2.    pin falling
  3.    doorbell
  4.    whisper
 Discuss Question
Answer is Option A. -> jet plane
Question 10. Which one is correct Schrodinger time dependent equation?
  1.    H = E
  2.    H = Eψ
  3.    Hψ = ψ
  4.    Hψ = Eψ
 Discuss Question
Answer is Option D. -> Hψ = Eψ
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