alleryএকটি আদর্শ 12 ঘণ্টার অ্যানালগ ঘড়ির ঘণ্টার কাঁটা কোন ধ্রুবক হারে ঘোরে?
A0.5° প্রতি মিনিট
B1.0° প্রতি মিনিট
C2.0° প্রতি মিনিট
D6.0° প্রতি মিনিট
Answer & Solution
Correct answer: A. 0.5° প্রতি মিনিট
ঘণ্টার কাঁটা 720 minutes-এ 360 degrees ঘোরে, যার ফলে গতিবেগ হয় 0.5 degrees per minute।
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