Two trains, each 180 m long,
Two trains, each 180 m long, are moving towards each other on parallel tracks at speeds of 50 km/hr and 70 km/hr. In how many seconds will they completely cross each other? दो रेलगाड़ियाँ, जिनमें से प्रत्येक 180 m लंबी है, समानांतर पटियों पर 50 km/hr और 70 km/hr की चाल से एक दूसरे की […]
Two trains, each 180 m long, Read More »