JAMB Physics 2017 Objective — Question 36
Question 36 of 40 from the Joint Admissions and Matriculation Board (JAMB) Physics 2017 Objective paper, with the correct answer and a full explanation.
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Calculate the angle of minimum deviation of a 60° prism of refractive index 1.5. [sin⁻¹0.75=49°]
- A. A. 38.00°Correct
- B. B. 38.00°
- C. C. 16.25°
- D. D. 49.00°
Explanation
Using n=sin((A+Dm)/2)/sin(A/2), solving gives Dm ≈ 38.00°.
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