Related Questions

Polymethyl methacrylate (PMMA) which is also known as perspex and is produced by bulk polymerisation of methyl methacrylate is not a __________ polymer.
A Thermoplastic
B Thermosetting
C Linear
D Glass like transparent
Which of the following is not the commercial name of polymethyl-methacrylate (PMMA)?
A Styrofoam
B Lucite
C Perspex
D Plexiglass
Polymethyl methacrylate (PMMA) is known as
A Bakelite
B Teflon
C Perspex
D Nylon-6
Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used
A For surface coating of automobiles & air crafts
B For fibre making
C As plasticiser for PVC & nitrocellulose
D For film forming materials
Acrylic sheets
A Possess 10 to 17 times greater breakage resistance than that of glass of equivalent thickness
B Are generally unaffected by most household detergents
C Possess the light transmission rate of 93%
D All the above
The major component of acrylic fibres is
A Polyamides
B Polyolefins
C Polyacrylonitrile
D Polyesters
If white is called black, black is called red, red is called yellow, yellow is called green, green is called blue, blue is called violet and violet is called orange, what would be the colour of human blood?
A green
B black
C red
D yellow
Which of the following polymers belong to the class of formaldehyde resin?
A Melamine resins
B Teflon
C Dacron
D None of these
The only natural thermoplastic resin, which is a product of animal life is
A Rosin
B Shellac
C Amber
D Copal
Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the
A Electrical insulation purpose
B Tanning of leather
C Strengthening of plaster of paris
D Decorative laminates

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