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CONSERVATION LINEAR MOMENTUM MCQs

Total Questions : 30 | Page 1 of 3 pages
Question 1. What two variables effect momentum?
  1.    mass, Velocity
  2.    weight, Velocity
  3.    height ,weight
  4.    Velocity, height
 Discuss Question
Answer: Option A. -> mass, Velocity
Question 2. Two metal balls collide in an elastic collision
  1.    Yes
  2.    No
 Discuss Question
Answer: Option A. -> Yes
Question 3. Two carts collide
  1.    Yes
  2.    No
 Discuss Question
Answer: Option A. -> Yes
Question 4. If there is a perfectly inelastic collision, which of the following must be true?
  1.    The total momentum of the system is 0
  2.    The total kinetic energy of the system is conserved
  3.    The objects stick together after colliding
  4.    The total momentum of the system is not conserved
 Discuss Question
Answer: Option C. -> The objects stick together after colliding
Question 5. A BMW rear ends a car at the stop light
  1.    Elastic Collision
  2.    Inelastic Collision
  3.    Perfectly inelastic Collision
  4.    No Collision
 Discuss Question
Answer: Option B. -> Inelastic Collision
Question 6. An 1 kg object moving to the right at 2 m/s collides inelastically with a 1 kg object moving to the left at 2 m/s
  1.    0 m/s
  2.    1 m/s
  3.    2 m/s
  4.    4 m/s
 Discuss Question
Answer: Option A. -> 0 m/s
Question 7. In this type of collision, objects tend to "stick" together
  1.    elastic
  2.    inelastic 
  3.    They "stick" together in both types of collisions
 Discuss Question
Answer: Option B. -> inelastic 
Question 8. A 60 kg basketball player stands still to catch a ball
  1.    0.15 m/s
  2.    0.085 m/s
  3.    -0.085 m/s
  4.    -0.15 m/s
 Discuss Question
Answer: Option B. -> 0.085 m/s
Question 9. When the speed of an object is doubled, its momentum
  1.    remains unchanged in accord with the conservation of momentum.
  2.    doubles
  3.    quadruples
  4.    decreases
 Discuss Question
Answer: Option B. -> doubles
Question 10. A 2 kg cart has a momentum of 16 kg m/s
  1.    8 m/s
  2.    32 m/s
  3.    0.125 m/s
  4.    18 m/s
 Discuss Question
Answer: Option A. -> 8 m/s

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