According to ASTM E709-95 the UV light shall be centred on (1 Å = 10-10m):

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 dry particles are used magnetic particle testing shall not be performed on the surface of parts whose temperature exceeds:
• According to ASTM E709-95 in using prod technique, prod spacing shall not exceed:
• According to ASTM E709-95, the UV intensity shall not be less than:
• 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:
• 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 with prod technique, the prods shall be tipped if the open circuit voltage is over:
• According to ASTM E709-95 when applying fluorescent magnetic particles technique, the operator shall be in darkness area at least......................prior to examination:
• According to ASTM E709-95 the alkalinity of conditioned water shall not exceed:
• According to ASTM E709-95 in using prods having a spacing of 19 mm (3/4 inches) and above, the magnetizing current shall be: