State whether the following statement regarding the limitations of CHM. “Welded areas etch, at a rate that is same as base metal.”

Related MCQs

• State whether the following statement is true or false about advantages. “Extensive web areas and decorative finishes are not possible using CHM.”
• State whether the following statement is true or false regarding surface finish in CHM. “The surfaces, which are machined using Chemical milling, will have regular lay pattern.”
• State whether the following statement is true or false regarding the advantages of CHM. “As there are no stresses induced, machining of delicate parts is possible.”
• State whether the following statement is true or false regarding the applications of CHM. “Removal of thin surfaces, prior to inspection, is done for detection of hidden defects.”
• State whether the following statement is true or false regarding the limitations of ECM. “In ECM, cleaning and oiling of work piece need not be done after machining.”
• State whether the following statement is true or false regarding the limitations of ECM. “In electrochemical machining, duplicating the tool is easier.”
• State whether the following statement is true or false about Chemical milling. “Maskants, applied on work pieces, are not responsible for CHM process.”
• State which of the following statement is true or false regarding Chemical milling. “Maskants are generally used in CHM, to protect the work piece from the etching chemical agent.”
• Of the following, which ratio defines the etch factor?
• State whether the following statement is true or false about material removal in EDM. “In EDM, high pressures allow the metal to evaporate.”