- #1
ismailshajji
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the brakes of a car can slow it down from 60 mi/hr to 40mi/hr in 2 s. how long will it take to bring the car to a stop from an initial velocity of 25 mi/hr at the same acceleration?
The formula for calculating the time it takes to slow a car from 25mi/hr to stop in 2s is t = v/a, where t represents time, v represents initial velocity, and a represents acceleration.
The acceleration needed to slow a car from 25mi/hr to stop in 2s can be calculated using the formula a = (vf - vi)/t, where vf represents final velocity, vi represents initial velocity, and t represents time.
The time it takes to slow a car from 25mi/hr to stop in 2s can be affected by factors such as the car's mass, the friction of the road, and the braking system's efficiency.
The distance traveled during the slowing process can affect the time it takes to stop the car. A longer distance requires a shorter time to stop, as the car has more time to decelerate at a slower rate. A shorter distance requires a higher deceleration rate, resulting in a shorter time to stop.
When slowing a car from 25mi/hr to stop in 2s, it is important to maintain a safe distance from other vehicles and to be aware of road conditions. It is also important to properly maintain and regularly check the brakes, as well as to apply the brakes gradually and evenly to avoid skidding.