Momentum and impulse Quiz
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5 questions, one answer each
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1. Find the momentum of a kg ball moving at m s⁻¹.
- A. kg m s⁻¹
- B. kg m s⁻¹
- C. kg m s⁻¹
- D. kg m s⁻¹
2. A kg particle's velocity changes from m s⁻¹ to m s⁻¹. Find the magnitude of the impulse on it.
- A. N s
- B. N s
- C. N s
- D. N s
3. A kg particle moving at m s⁻¹ hits a stationary kg particle and they coalesce. Find the speed afterwards.
- A. m s⁻¹
- B. m s⁻¹
- C. m s⁻¹
- D. m s⁻¹
4. A force exerts an impulse of N s over s. Find the average force.
- A. N
- B. N
- C. N
- D. N
5. ( kg, m s⁻¹) collides with ( kg, m s⁻¹) moving in the same direction. Afterwards moves at m s⁻¹ in the same direction. Find the speed of .
- A. m s⁻¹
- B. m s⁻¹
- C. m s⁻¹
- D. m s⁻¹