A passenger sitting in a train A moving at 90 km/h observes anoth… | JEE Main 2023 Physics PYQ

MCQEasyJEE Main 2023 · 13 April, Shift 2Relative Motion

A passenger sitting in a train A moving at $90 \, \text{km/h}$ observes another train B moving in the opposite direction for $8 \, \text{s}$ . If the velocity of the train B is $54 \, \text{km/h}$ , then the length of train B is:

A
$120 \, \text{m}$
B
$200 \, \text{m}$
C
$320 \, \text{m}$
D
$80 \, \text{m}$

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