Waec 2025 Physics Question 1
Practice objective / multiple choice question 1 from the 2025 Waec Physics examination. This question covers mechanics, efficiency .
The diagram below illustrates a pulley system used to raise 10 kg load. If the effort \( F \) needed to raise the load is 70 N, calculate the efficiency of the machine \( \left[g=10 m s^{-2}\right] \)
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About This Question
This is Waec 2025 Physics Question 1. It is one of the objective questions from the 2025 Waec Physics examination.
The question covers mechanics, efficiency .
Difficulty level: 2 .
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