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Prepare for your ISC Class 12 Physics half-yearly exams with 2025 sample paper. Practice with a realistic test simulation, ...
Learn how to test a transformer: insulation resistance, TTR, winding resistance, polarity, continuity, and dielectric checks.
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Thermoelectric material hits record 13% waste heat-to-electricity conversion
The prototype delivered 13 per cent conversion efficiency, which, in simple terms, meant that with the prototype, for every ...
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