The diffusion mechanism is used in the operation of:

Related MCQs

• Diffusion of a lipophilic emulsifier penetrant into the test piece surface is stopped by:
• Which of the following developers is applied before the drying operation?
• A wire brush should be used for pre-cleaning:
• A hydrometer is used to measure:
• For adequate test results, the black light used in fluorescent penetrant examination should provide what minimum black light intensity at the test surface?
• What type of solvent removers may be used with a solvent removable penetrant?
• Which of the following types of pre-cleaning processes may be used for liquid penetrant testing?
• Which pre-cleaning method may be used with either a solvent or a detergent solution?
• Which type of emulsifier is designed to be used as a ‘scrubber’?
• Low sulphur and chlorine penetrant materials would be used for testing: