Question
Download Solution PDFএকটি ট্রেন 27 সেকেন্ডে 375 মিটার দীর্ঘ একটি প্ল্যাটফর্মকে অতিক্রম করে। ট্রেনটি যদি 70 কিমি/ঘন্টা গতিতে ভ্রমণ করে থাকে তাহলে ট্রেনটির দৈর্ঘ্য কত ছিল?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFধরি, ট্রেনের দৈর্ঘ্য হল A মিটার
⇒ 70 কিমি প্রতি ঘন্টা = 70 × 5/18 = 175/9 মিটার/সেকেন্ড
একটি ট্রেন 27 সেকেন্ডে 375 মিটার দীর্ঘ একটি প্ল্যাটফর্মকে অতিক্রম করে।
⇒ 175/9 = (375 + A) /27
⇒ 375 + A = 175 × 3
⇒ A = 150
∴ ট্রেনের দৈর্ঘ্য = 150 মিটার
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