Answer to Question #159092 in Physics for Tanvi Yadav

Question #159092

You are in a car that is traveling along highway 99 at a constant speed of 22 m/s.

Suddenly you see a truck also traveling at a constant speed (3.0 m/s) that is on a track to cross your lane from an alley on the right and is moving into your lane

(which you can’t get out of, because of broader safety concerns like head on traffic in the other lane). Your car’s maximum acceleration is 6.0 m/s2 (either way, getting faster or slower) and your reaction time of 0.50 s between first seeing the truck and applying the brake or the accelerator. The distance from the side street, where you first notice the truck, to the right edge of your lane is 2.0 m and the lane also has a constant width of 4.0m, check for yourself that all these numbers are reasonable.

The width of a car is 2m, the truck is 3.0 m wide.

You obviously want to stop before hitting the truck. Let’s visualize the situation:

a) Draw a picture of the situation (half a page is a good size).

b) Draw a motion diagram for the car from the moment you see the truck.

c) Draw the a-t, v-t, and x-t diagram for the car from the moment you see the truck.

please focus on graphs.


1
Expert's answer
2021-01-31T19:03:15-0500
Dear Tanvi Yadav, your question requires a lot of work, which neither of our experts is ready to perform for free. We advise you to convert it to a fully qualified order and we will try to help you. Please click the link below to proceed: Submit order

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