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JAMB and WAEC Further Mathematics questions: Dynamics

15 questions with answers and explanations. Tap an option to check yourself.

AllJAMBWAEC
All topicsCoordinate geometry and conic sections · 16Differentiation · 18Dynamics · 15Functions and rational functions · 15Integration · 16Matrices and determinants · 16Permutations and combinations · 15Polynomials and the remainder theorem · 16Probability · 16Sequences and series · 16Sets, binary operations and logic · 16Statics · 14Statistics · 15Surds, indices and logarithms · 16The binomial theorem · 15Trigonometry · 16Vectors · 16

  1. Question 1· Dynamics· WAEC

    A man of mass 60 kg stands in a lift accelerating upwards at 2 m/s². Find the reaction of the floor on him. [g = 10 m/s²]

    Explanation and discussion

  2. Question 2· Dynamics· WAEC

    A body moving at 10 m/s decelerates uniformly to rest in 5 s. Its deceleration is

    Explanation and discussion

  3. Question 3· Dynamics· WAEC

    A body starts from rest and accelerates at 4 m/s². The distance covered in 3 s is

    Explanation and discussion

  4. Question 4· Dynamics· WAEC

    The momentum of a 2 kg body moving at 6 m/s is

    Explanation and discussion

  5. Question 5· Dynamics· WAEC

    Find the momentum of a body of mass 4 kg moving with a velocity of 6 m/s.

    Explanation and discussion

  6. Question 6· Dynamics· WAEC

    A stone is projected vertically upwards with a speed of 20 m/s. Taking g = 10 m/s², find the greatest height reached.

    Explanation and discussion

  7. Question 7· Dynamics· WAEC

    A particle is projected at 20 m/s at 45° to the horizontal. Find its horizontal range. [g = 10 m/s²]

    Explanation and discussion

  8. Question 8· Dynamics· WAEC

    Find the impulse of a 15 N force acting for 0.2 s.

    Explanation and discussion

  9. Question 9· Dynamics· WAEC

    A 2 kg body changes its velocity from 3 m/s to 7 m/s in 2 s. Find the force acting on it.

    Explanation and discussion

  10. Question 10· Dynamics· WAEC

    A ball is thrown vertically upwards at 20 m/s (g = 10 m/s²). The time taken to reach maximum height is

    Explanation and discussion

  11. Question 11· Dynamics· WAEC

    A car accelerates uniformly from rest at 2 m/s² for 5 s. Its final velocity is

    Explanation and discussion

  12. Question 12· Dynamics· WAEC

    A force of 12 N acts on a mass of 3 kg. The acceleration produced is

    Explanation and discussion

  13. Question 13· Dynamics· WAEC

    A 3 kg body moving at 4 m/s collides with a 1 kg body at rest and they move off together. Find their common velocity.

    Explanation and discussion

  14. Question 14· Dynamics· WAEC

    A force of 12 N acts on a body of mass 3 kg. Find the acceleration produced.

    Explanation and discussion

  15. Question 15· Dynamics· WAEC

    A car starts from rest and accelerates uniformly at 2 m/s². Find its velocity after 5 seconds.

    Explanation and discussion

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