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An object travels 10km at a speed of 100...

An object travels 10km at a speed of 100 m/s and another 10km at 50 m/s. The average speed over the whole distance is:-

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Verified by Experts

The correct Answer is:
C
For B :
Net acceleration
`=sqrt(5^(2)+10^(2))=sqrt(125)=5sqrt(5) ms^(-2)`
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