The distance between two trucks moving towards each other is decreasing at the rate of
. If these trucks travel with same speeds in same direction the separation increases at the rate of
. The velocity of the trucks are:
Text Solution
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According to the given equation
First case: Separation between the trucks decreases at the rate of
due to the opposite motion of trucks towards each other-
… (i)
Second case: Separation between the trucks increases due to the opposite relative motion of trucks in the same direction-
… (ii)
From equation (i) and (ii), we get

By putting the value of
in equation (i)

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