A:-A.R. Raja Raja Varma
B:-C.V. Raman Pillai
C:-K.M. Panikkar
D:-Oyyarathu Chandu Menon
Correct Answer:- Option-B
Question20:-Who hailed Akkamma Cheriyan as ‘The Jhansi Rani of Travancore'?
A:-M.K. Gandhi
B:-B.G. Tilak
C:-Bipin Chandra Pal
D:-Jawaharal Nehru
Correct Answer:- Option-A
Question21:-Which of the following is a trifunctional monomer?
A:-Propylene
B:-Butadiene
C:-Glycerol
D:-Glycol
Correct Answer:- Option-C
Question22:-Polymer molecular weight is equal to repeat unit molecular weight times n, where ೧ 15
A:-Degree of polymerization
B:-Functionality
C:-Molecular weight distribution
D:-Extent of polymerization
Correct Answer:- Option-A
Question23:-Below the glass transition temperature the free volume is
A:-Maximum
B:-Zero
C:-One
D:-Minimum
Correct Answer:- Option-D
Question24:-Which of the following is a first order process?
A:-Solidification
B:-Vapourization
C:-Melting
D:-All of these
Correct Answer:- Option-D
Question25:-Glass transition temperature of polyisoprene is
A:-Below room temperature
B:-Above room temperature
C:-Zero
D:-None of these
Correct Answer:- Option-A
Question26:-A SBR is an example of
A:-Graft copolymer
B:-Random copolymer
C:-Block copolymer
D:-Homopolymer
Correct Answer:- Option-B
Question27:-Hilderbrand is the unit of
A:-Flory interaction parameter
B:-Enthalpy
C:-Solubility parameter
D:-None of these
Correct Answer:- Option-C
Question28:-For a polymer prepared by free radical polymerization
A:-Mw > Mn
B:-Mw < Mn
C:-Mz < Mn
D:-Mn = Mw = Mz
Correct Answer:- Option-A