A common physiological effect of black light inspection on the inspector is:

Related MCQs

• A common physiological effect of black light inspection on the inspector is:
• For adequate test results, the black light used in fluorescent penetrant examination should provide what minimum black light intensity at the test surface?
• The most common harmful effect of exposure to black light is:
• The best available source of black light for inspection is:
• Which of the following would be likely to cause variations in the output of an inspection black light?
• What minimum warm-up time is required for acceptable performance of a mercury Vapour arc black light?
• If a mercury vapour arc black light is inadvertently turned off, how soon may it be restarted?
• What is the likely result of looking directly into a black light?
• The output of a mercury vapour black light depends on:
• When a mercury vapour black light is first turned on, what minimum warm-up time is normally required?