2024 ABO EXAM PRE-TEST (ACTUAL TEST ) Questions and Answers (Solved)

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1. When ordering a six inch temple,its corresponding millimeter value is whichof the following? A. 135 mm B. 140 mm C. 145 mm D. 150 mm Answer: 150 mm 2. What is the focal length of a 2 diopte... r lens? A. 500 cm B. 39.37 inches C. 500 mm D. 2 meters Answer: 500 mm 3. Wavelengths are measured in A. Meters B. Decimeters C. Centimeters D. Nanometers Answer: Nanometers 4. Which of the following has the shortest and therefore most harmful wave-length? A. UVC B. UVB C. UVA D. INFRARED Answer: UVC 5. When two light waves are in "in phase" they will A. Destroy on another B. Reduce each front by half C. Compound one another D. None of the above Answer: Compound one another [Show More]

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