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The body travels a distance s(1) with v...

The body travels a distance `s_(1) ` with velcity ` v_(1)` and `s_(2)` with velcity `v_(2)` in the same directin. Calculate the average velocity of the body .

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SL ARORA-MECHANICS-Exercise
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  2. A train moves with a speed o f30kmh^(-1) in the first 15 minutes,with...

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  4. A car along a starigth line for the first half time with speed 50 kmh^...

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  5. The displacement x of a particle at time t along a straight line is gi...

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  6. The displacement x of a particle is dependent on time t according to t...

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  7. The displacement x of a particle is dependent on time t according to t...

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  8. The displacement of a particle along the x-axis is given by x=3+8t+7t^...

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  9. The distance traversed by a particle moving along a straight lne is gi...

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  10. The distance traversed by a particle moving along a straight line is g...

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  11. The distance traversed by a particle moving along a straight lne is gi...

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  12. A race car accelerates on a straight road from rest to a speed of 180 ...

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  13. A bullet travellling with a velocity of 16 m/s penetrates a tree trunk...

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  14. A car moving along a stainght highway with a speed of 72 kmh^(-1) is b...

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  15. on turning a corner a car driving at 36kmh^(-1) finds a child on the r...

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  16. the reaction time for an automobile drive os 0.6s if the automobile c...

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  17. A car starts from rest and accelerates uniformly for 10 sto a velocity...

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  18. two tains one travelling at 72kmh^(-1) and other at 90 kmh ^(-1) are h...

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