A car manufacturer advertises that the brakes are so perfect that when applied, the car would stop instantaneously. Comment on this.
Answers
Answered by
32
This is not possible.
We know that change in momentum = Impulse = Force * Δtime
Now if the car was to stop instantaneously, Δt = 0, which means the force will have to be ∞ to cause the required change in momentum. To create ∞ force is not possible
We know that change in momentum = Impulse = Force * Δtime
Now if the car was to stop instantaneously, Δt = 0, which means the force will have to be ∞ to cause the required change in momentum. To create ∞ force is not possible
Answered by
4
Answer:
It is not possible because to a stop car in a time interval zero and infinite deceleration is needed which is impossible
I hope it's helpful for you
and follow me
Similar questions