HomeEveryday Science MCQsWhich of the following principleis used to produce ‘low-temperatures’ ? 247. Which of the following principleis used to produce ‘low-temperatures’ ?By Admin / September 17, 2025 A. Super conductivity B. Joule-Kelvin effect C. Thermo-electric effect D. Adiabatic demagneti-sation ✅ The correct answer is option D.
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2. Which of the following planets have the longest day? Leave a Comment / Everyday Science MCQs / By Admin