a) Lacquering b) Canning c) Electroplating d) Annealing Answer: d Explanation: Annealing is the process which reduces ...
View QuestionLDPE is generally irradiated before moulding into film.
a) True b) False Answer: a Explanation: The given statement is true. LDPE is generally irradiated before moulding ...
View QuestionOriented films have better sealability.
a) True b) False Answer: b Explanation: The above statement is false. Oriented film cannot be easily heat ...
View QuestionWhich of the following is used for shrink bundle?
a) BOPP b) PVC c) LLDPE d) Cast PP Answer: c Explanation: LLDPE-Linear Low Density Polyethylene is ...
View QuestionThe term BOPP in packaging stands for _____
a) Biaxially Oriented Polypropylene b) Biaxially Oriented Propylene Alcohol c) Biaxially Oriented polyphenol d) Biaxially Operated Packaging Printing
View QuestionWhich of the following CVD technique is a flame based technique?
a) CCVD b) PECVD c) LPCVD d) ALCVD Answer: a Explanation: CCVD (Combustion Chemical Vapor Deposition) ...
View QuestionWhich film is used for improving barrier properties of PET bottles?
a) PVC b) PED c) DLC d) GLC Answer: c Explanation: DLC (Diamond like Carbon) film is ...
View QuestionIn Plasma Enhanced Chemical Vapor Deposition, deposition occurs at a _______ temperature.
a) Higher b) Constant c) Increasing d) Lower Answer: d Explanation: In Plasma ...
View Question_____________ involves depositing successive layers of different substances to produce layered, crystalline films.
a) Atomic layer chemical vapor deposition b) Combustion chemical vapor deposition c) Low pressure chemical vapor deposition d) ...
View Question__________ is a PVD technique in which the bulk material is released into the vacuum by bombardment from an ion source.
a) Splattering b) Sputtering c) Splashing d) Spreading Answer: b Explanation: Sputtering is a PVD technique ...
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