According to ASTM E709-95 when applying fluorescent magnetic particles technique, the operator shall be in darkness area at least......................prior to examination:

Related MCQs

• According to ASTM E709-95 when fluorescent particles are used, the UV light intensity shall be above:
• According to ASTM E709-95 when fluorescent particles are used, the bulb shall be warmed up prior to use for at least:
• According to ASTM E709-95 and API, when fluorescent particles are used, the UV bulb shall warm up prior to use for at least:
• According to ASTM E709-95 when dry particles are used magnetic particle testing shall not be performed on the surface of parts whose temperature exceeds:
• According to ASTM E709-95 before turning off current and examination, dry powder in excess shall be:
• Which of the following describes the best technique for applying dry magnetic particles to a test piece?
• A disadvantage of fluorescent magnetic particles is:
• A magnetic particle testing technique in which the test piece is magnetised and magnetic particles applied after the magnetising force has been removed is called the:
• According to ASTM E709-95 in using prod technique, prod spacing shall not exceed:
• According to ASTM E709-95 in using prod technique on a 50 mm thickness plate with a prod spacing of 101 mm (4 inches), current shall be selected in the following range: