जब समय 4 बजकर 20 मिनट हो तो घड़ी की मिनट की सुई और घंटे की सुई के बीच का कोण क्या होगा?

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OSSC Junior Stenographer, Junior Typist (Prelims) Official Paper (Held On: 09 Feb, 2025)
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  1. 10°
  2. 15°

Answer (Detailed Solution Below)

Option 3 : 10°
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दिया गया है:

समय = 4:20.

प्रयुक्त सूत्र:

घंटे और मिनट की सुई के बीच का कोण = \( |(30 × H - (11/2) × M)| \)

गणना:

H = 4

M = 20

कोण = \( |(30 × 4 - (11/2) × 20)| \)

⇒ कोण = \( |(120 - 110)| \)

⇒ कोण = \( |10| \)

⇒ कोण = 10º

4:20 बजे घड़ी की मिनट और घंटे की सुई के बीच का कोण 10º है।

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