RRB Paramedical Staff Nurse Model Paper 1

Question : 44 of 100

Marks: +1, -0

Two cars are moving with speed

V^1, V^2

towards a crossing along two roads. If their distances from the crossing be 40 metres and 50 metres at an instant of time, then they do not collide if their speeds are such that

8
4
10
None of these

Validate

Solution:

To avoid collision both cars must not reach at crossing in the same time t

∴ v_{1} t ≠ 40

and

v_{2} t ≠ 50

v_{1}: v_{2} ≠ 4: 5

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