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Madhya Pradesh Police Exam Model Paper 7
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© examsnet.com
Question : 45
Total: 100
Two buses are running towards each other in a straight line with a uniform speed of 35 km per hour and 55 km per hour respectively. Find the distance between two buses 2 sec before the collision.
25m
50m
12.5m
100m
Validate
Solution:
Given
Speed of buses = 35 km/hour and 55 km/hour respectively.
Calculation
Relative speed of two buses
=
35
+
55
=
90
km/hr
90
k
m
/
h
r
=
90
×
(
5
/
18
)
m
/
s
=
25
m
/
s
∴ Distance between two buses 2sec before the collision = Relative speed × time = 25 × 2 = 50m
© examsnet.com
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