Physics, asked by aneessyed, 1 year ago

a car accelerates unifomly from 36 km/h to 72 km/h in 15 seconds.find the acceleration of the car​

Answers

Answered by mohitrazz
1

Answer:

ans is 0.67 m/s^2

Explanation:

hey mate here,

u=36km/h=36×5/18=10m/s

v=72km/h=72×5/18=20m/s

t=15

we have to find a

so we will apply formula

(v-u)/t

so

(20-10)÷15

=10÷15

=0.66666666666=0.67m/s^2

HOPE THIS HELPS

MARK IT BRAINLIEST AND FOLLOW ME

THANK U


Anonymous: have you not converted km/h into m/s
mohitrazz: ohh sorry
Anonymous: yeah convert it
aneessyed: why we have to convert
aneessyed: it is not there in question
mohitrazz: no bro
mohitrazz: we have to convert
mohitrazz: bcoz tym is in second and we do all calculation in SI unit
Anonymous: S. I unit >m/s so we have to convert km/hr into m/s
aneessyed: ok thanks
Answered by Anonymous
6

hello friend

HERE IS YOUR ANSWER

SEE THE ATTACHED PIC

MAY THIS HELPS YOU ✌️

Attachments:

Anonymous: : ) may this helps you its right answer ✌️
mohitrazz: thanks for reminding my mistake
aneessyed: i didn't understood why you have converted
mohitrazz: see comment in my answer
mohitrazz: becoz SI unit of velocity is m/s
Anonymous: without converting it ur answer will be come wrong mate
Anonymous: try to understand
Anonymous: ur chapter is Motion
aneessyed: ok
aneessyed: yes
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