Question

Car moving with a speed of 15 m/s is brought to rest in 10 seconds. The acceleration due to brakes is choose answer: 3 m/s2 3 m/s2 1.5 m/s2 1.5 m/s2

Answer 1

Answer:

1.5m/s^-2

Explanation:

a=(v-u)/t

a=(15-0)/10

a=15/10

a=1.5m/s^-2

HOPE IT HELPS U:-)

Answer 2

Answer:

the correct answer is -1.5 m/s²

we use minus sign as the car experiences retardation.

hope it helps