Question
Download Solution PDFयदि A, X से Y तक 102 kmph की चाल से तथा Y से X तक 136 kmph की चाल से गाड़ी चलाता है, तो संपूर्ण यात्रा के लिए औसत चाल कितनी होगी? (kmph में - दो दशमलव स्थानों तक)
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
X से Y की गति = 102 kmph
Y से X की गति = 136 kmph
प्रयुक्त सूत्र:
औसत गति = (2 × गति1 × गति2) / (गति1 + गति2)
गणना:
औसत गति = (2 × 102 × 136) / (102 + 136)
⇒ औसत गति = 27744 / 238
⇒ औसत गति = 116.57 kmph
∴ सही उत्तर विकल्प (3) है।
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