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A motorist drives north for 35.0 minutes...

A motorist drives north for `35.0` minutes at `85.0 km//h`and then stops for `15.0`minutes. He next continues north travelling 130 km in `2.00` hours.
(a)What is his total displacement ?
(b)What is his average velocity ?

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The correct Answer is:
(a)`79.6km;` (b) `63.4 km//hr`
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AAKASH SERIES-MOTION IN A STRAIGHT LINE-EXERCISE (LEVEL 1)
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  2. Determine the mean velocity and the mean acceleration of a point in 5...

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  3. A motorist drives north for 35.0 minutes at 85.0 km//hand then stops f...

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  4. Find the average velocity in the time intervals (a)0 to 2s,(b)0 to 4s...

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  5. Find the average velocity for the time intervals Deltat=t(2)-0.75 when...

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  6. Velocity of particle at time t=0is 2ms^(-1). A constant acceleration o...

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  7. A car moving on astringt road accelerates from a speed of 4.1 m//s to...

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  8. A bullet moving with speed 1.50 m//s strikes a tree and penetrates 3.5...

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  9. Graph of velocity (v) versus time 't' for motion of a motorbike which ...

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  10. A girl is standing on the top edge of an 18 m high building . She toss...

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  12. A stone is dropped from top of a cliff . It is seen to hit the ground ...

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  13. If an object reaches a maximum vertical height of 23.0 m when thrown v...

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  14. A stone is thrown vertically upward with a speed of 10.0ms^(-1)from th...

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  15. A ball is dropped freely from rest. If it travels a distance 55m in th...

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  16. An object that is dropped freely from rest travels for 5 seconds. What...

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  17. A ball is vertically projected with an initial velocity of 40ms^(-1) ....

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  18. An object is vertically projected with an initial velocity of 20ms^(-...

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  19. A stone is thrown vertically upward with an initial velocity of 10ms^(...

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  20. An object covers 4m in the first two seconds and 4.4m in the next 4 se...

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