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two car A and B are moving with velociti...

two car A and B are moving with velocities of `60 kmh^(-1) and 45 kmh^(-1)` respectively. Calculate the relative velocity of A w.r.t B if (i) both cars are travelling eastwards and (ii)car A is travelling eastwards and car B is travelling westwards.

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The correct Answer is:
` (i) 15 kmh^(-1) ` eastwards (ii) `105 kmh ^(-1)` eastwards
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