# An aircraft lands and brakes, slowing from 250 m/s to 5 m/s in 30 secs. What is its acceleration?

##### 2 Answers

May 26, 2018

#### Explanation:

May 26, 2018

#### Explanation:

To solve this, we use the formula

#color(blue)(a=(v-u)/t#

Where,

So, here, initial velocity is

Note: here the value is negative, so the plane is decelerating(opposite of accelerating). So, this is known as deceleration.

Hope that helps...