Two trains are running in opposite directions with speeds of 62 km/h and 40 km/h respectively. If the length of one train is 260 m; and they cross each other in 18 seconds; then what is the length of the other train?
Two trains are running in opposite directions with speeds of 62 km/h and 40 km/h respectively. If the length of one train is 260 m; and they cross each other in 18 seconds; then what is the length of the other train?
Past Papers:
PPSC Assistant (BS-16) — Past Paper MCQs
A: 240 meter
B: 250 meter
C: 260 meter
D: None of these
Relative speed = (62+40) km/h = 102 km/h = 28.333… m/s. Distance in 18 s = 28.333…×18 = 510 m. Other train = 510 − 260 = 250 m.