wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

A car decreases its speed from 80 km/h to 60 km/h is 5 second. The acceleration of the car is :


A

-1.11 m/s2

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B

1.12 m/s2

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

-1.14 m/s2

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

1.11 m/s2

No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is

A

-1.11 m/s2



Here,

u=80km/h=80×518=22.22ms1

v=60km/h=60×518=16.67ms1

t = 5s

Using, a = v ut

a = 16.67 22.225 m/s2

a = - 1.11 m/s2


flag
Suggest Corrections
thumbs-up
77
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Acceleration
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon