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Which polymer is used for making magnetic recording tapes
Options
(a) Dacron
(b) Acrilan
(c) Glyptal
(d) Bakelite
Correct Answer:
Dacron
Explanation:
Dacron (polymer of terephthalic acid and ethylene glycol) is used for making magnetic recording tapes.
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- Standard enthalpy of vaporisation Δvap H⁰ for water at 100⁰C is 40.66 kJ mol⁻¹.
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Topics: Biomolecules and Polymers
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Atoms in a P₄ molecule of white phosphorus are arranged regularly in the follow
- Standard enthalpy of vaporisation Δvap H⁰ for water at 100⁰C is 40.66 kJ mol⁻¹.
- Antiferomagnetic substances possess
- The rate of reaction between two reactants A and B decreases by a factor of
- If pH of A,B,C and D are 9.5, 2.5,3.5 and 5.5 respectively, then strongest acid is
Topics: Biomolecules and Polymers (88)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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