alleryএটা ঘড়ীৰ মিনিটৰ কাঁটাডাল প্ৰতি মিনিটত কিমান ডিগ্ৰীৰ ধ্ৰুৱক হাৰত ঘূৰে?
Aপ্ৰতি মিনিটত 3°
Bপ্ৰতি মিনিটত 4°
Cপ্ৰতি মিনিটত 6°
Dপ্ৰতি মিনিটত 8°
Answer & Solution
Correct answer: C. প্ৰতি মিনিটত 6°
মিনিটৰ কাঁটাডালে 60 মিনিটত 360 ডিগ্ৰী অতিক্ৰম কৰে, যি প্ৰতি মিনিটত 6 ডিগ্ৰীৰ সমান।
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