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Relative Position

On a foggy da...

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On a foggy day, two drivers spot in front of each other when 18 apart. they were travelling at 70 km per hour and 60 km per hour. Both apply brakes simultaneously which retard the cars @5 m per second square. Which of the following statement is correct and also give reasons a) the collision will be averted b) the collision will take place c) they will cross each other d) they will just collide

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On a foggy day, two car drivers spot each other, when they are just 80 m apart. They are traveling at 72 km/h and 60 km/h respectively towards each other. Both of them simultaneously apply brakes, which retard both the cars at a rate of 5 m/s². Determine whether they avert the collision or not.

Q. On a foggy day, two drivers spot in front of each other when 80 metre apart. They were traveling at 70 kmph and 60 kmph. Both apply brakes simultaneously which retard the cars at the rate

5 [m / s^{2}]

Which of the following statements is correct?

Q. Two cars travelling towards each other on a straight road at velocity,

12

m / s

20

m / s

respectively. When they are

350

m

apart, both driver apply their brakes and each car de-accelerates at

2

m / s^{2}

until it stops.

(a)

How far apart will the car be after stopping.

(b)

Will the car collide to one another?

Q. Two cars are travelling towards each other on a straight road with velocities

10 m s^{- 1}

12 m s^{- 1}

respectively. When they are 150 m apart, both drivers apply their brakes and each car decelerates

10 m s^{- 1}

until it stops. How far apart will they be when they have come to rest?

Q. Two cars start towards each other, from two places

A

B

which are at a distance of

160

km. The start at the same time

8 : 10

AM. If the speeds of the cars are

50

30

km per hour respectively, they will meet each other at

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