एक रेलगाड़ी जि��की लंबाई 270 मीटर है एक खंभे को 9 सेकंड में पार कर लेती है उसकी चाल किमी प्रति घंटा में ज्ञात कीजिए
Answers
Answered by
3
Step-by-step explanation:
1second = 30 meters
1 minute = 60s × 30m= 1800metre
1.8km in 1 minute
in 1 hours = 60× 1.8km = 108 km
so the speed of train is 108kmph
Similar questions
Computer Science,
5 months ago
Science,
5 months ago
Math,
5 months ago
Hindi,
11 months ago
Accountancy,
11 months ago