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If the time taken by a cup of tea to cool from 85°C to 75°C is 1 minute, then the time taken by it to cool from 65°C to 55°C is
Correct Answer: (c)
Official keyThis question appeared in the TNPSC Prelims 2015 examination (GS). It is Question 102 out of 200 questions in this paper.
This question was part of the TNPSC Prelims 2015 (GS). The TNPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all TNPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.