MPSC Rajyaseva 2016 GS Paper 1 — Question 54
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अभ्रक कपड्यांच्या स्त्रीतीत वापरला जातो. यासंदर्भात पुढील दोन विधानांपैकी कोणते योग्य आहे ? / Mica is used in the iron for pressing clothes. In this connection, which of the following two statements is/are correct ?
(a)अभ्रक विजेचा सुवाहक आहे. / Mica is a good conductor of electricity.
(b)अभ्रक उष्णतेचा सुवाहक आहे. / Mica is a good conductor of heat.
1)फक्त अ / Only a
2)फक्त ब / Only b✓ Correct
3)दोनों अ आणि ब / Both a and b
4)दोन्ही नाहीत / Neither a nor b
Mica is an excellent electrical insulator (prevents current leakage) while being a good thermal conductor (transfers heat efficiently to the iron base).
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