please solve this question
Attachments:
Answers
Answered by
2
Answer:
The correct option is 2.5s
Explanation:
Given,
Acceleration,a=4m/s
2
,velocity,v=1m/s,t=0,d=10m
So, By the formula:
s=ut+
2
1
at
2
0=−t+
2
1
×4×t
2
=2t
2
−t−10=0
=2t
2
+4t−5t−10=044
=2t(t+2)−5(t+2)
(2t−5)(t+2)
=2t−5=0
t=2.5s
Since Time never be in negative.
Answered by
4
Answer:
pechano kon hu mai yaha
Explanation:
Attachments:
Similar questions