Two goods train each 500 m long, are running in opposite directions o…

Question

Two goods train each 500 m long, are running in opposite directions on parallel tracks. Their speeds are 45 km/hr and 30 km/hr respectively. Find the time taken by the slower train to pass the driver of the faster one.

Accepted Answer

Option B. 24 sec. Answer & Solution Answer: Option B Solution: & Relative\, speed & = ( 45 + 30 )\, km/hr & = (75 × 5/18 )\, m/sec & = 1256 \, m/sec & We\, have\, to\, find\, the\, time\, taken\, by\, the & slower\, train\, to\, pass\, the\, DRIVER\, of\, & The\, faster\, train\, and\, not\, the\…