Polymer Technology Synthetic rubber Is softer at higher temperature Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Deforms, if stretched to double of its original dimension Is brittle at low temperature Is softer at higher temperature Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases Deforms, if stretched to double of its original dimension Is brittle at low temperature ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Thiokol is nothing but Polyamide fibre Polysulphide rubber Engineering plastic Exponded polystyrene Polyamide fibre Polysulphide rubber Engineering plastic Exponded polystyrene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology 90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at a temperature of __________ °C. 500-600 -5 10-30 250-280 500-600 -5 10-30 250-280 ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Neoprene is rendered non-inflammable, because of The absence of chlorine atoms in its monomer Its cross-linked structure The presence of chlorine atoms in its monomer Its linear chain structure The absence of chlorine atoms in its monomer Its cross-linked structure The presence of chlorine atoms in its monomer Its linear chain structure ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ moulding is used for shaping of thermosetting plastics exclusively. Injection Compression Transfer Extrusion Injection Compression Transfer Extrusion ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Most commonly used rubber vulcanisation agent is Platinum Sulphur Bromine Alumina Platinum Sulphur Bromine Alumina ANSWER DOWNLOAD EXAMIANS APP
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