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A car is moving along a straight (OP). It moves from `O to P` in `18 seconds` amd retuns from `P to Q` in 6 seconds`, where `OP=360 m` and `OQ=240 m What are the car the average velcoty and average speed of the car in going (a) from `Oto P` and back to `Q` ?A. `10ms^(-1),20ms^(-1)`B. `20ms^(1-),10ms^(-1)`C. `10ms^(-1),10ms^(-1)`D. `20ms^(-1),20ms^(-1)` |
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Answer» Correct Answer - A `V_("avg")=("total displacement")/("total time")=(S_(1)+S_(2))/(t_(1)+t_(2))` |
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