WAEC Physics 2018 Objective — Question 49
Question 49 of 50 from the West African Examinations Council (WAEC) Physics 2018 Objective paper, with the correct answer and a full explanation.
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In which of the following fields is radioisotopes not used?
- A. Medicine
- B. Oil industry
- C. Agriculture
- D. Weather forecastCorrect
Explanation
Radioisotopes are used in medicine (diagnosis/therapy), the oil industry (tracing), and agriculture (pest control, tracers), but not in weather forecasting.
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