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Polymer interview questions
Polymer interview questions
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Total Questions: 5
1. Which of the following technique is used to measure the number of conjugated double bonds and aromatic conjugation within the various molecules?
A. Fourier transform infrared
B. Differential scanning calorimetry
C. U/V Visible spectroscopy
D. Thermo gravimetric analysis
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Correct Answer is :
U/V Visible spectroscopy
2. Fourier transform infrared spectroscopy is used to study
A. Quantitative determination of additives in polymers
B. Curing and degradation behaviour of cross-linked polymers
C. Determination of volatilities of plasticizers
D. Analysis of structural imperfections on the surface
Show Correct Answer
Correct Answer is :
Curing and degradation behaviour of cross-linked polymers
3. Atomic force microscopy comes under the category of
A. Spectral analysis
B. Thermal analysis
C. Mechanical testing
D. Morphological analysis
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Correct Answer is :
Morphological analysis
4. Which of the following is useful for determination of volatilities of plasticizers and other additives?
A. Thermo gravimetric analysis
B. Differential scanning calorimetry
C. Scanning electron microscopy
D. Atomic force microscopy
Show Correct Answer
Correct Answer is :
Thermo gravimetric analysis
5. Differential scanning calorimetry is useful for determining the
A. Melting temperature, glass transition temperature, heat of fusion etc
B. Volatilities of plasticizers and other additives
C. Quantitative determination of additives in polymers
D. Structural imperfections
Show Correct Answer
Correct Answer is :
Melting temperature, glass transition temperature, heat of fusion etc
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