WAEC Physics 2024 Objective — Question 27
Question 27 of 50 from the West African Examinations Council (WAEC) Physics 2024 Objective paper, with the correct answer and a full explanation.
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27. (The diagram illustrates two boxes P and Q of masses 27.3 kg and 6.2 kg respectively on a smooth horizontal surface. If a force of F of 150N is applied to the combined forces.) Calculate the acceleration.
- A. 4.5 ms^-2Correct
- B. 33.5 ms^-2
- C. 70 ms^-2
- D. 150 ms^-2
Explanation
Total mass = 27.3+6.2 = 33.5kg. F=ma. 150=33.5a. a=150/33.5=4.5ms^-2.
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