Question

draw a distance - time graph ,when velocity =-0.45, time=40sec , s= -18​

Answer 1

Answer:

2

1

×v

0

×(6−1)=90

2

1

×v

0

×5=90

v

0

=36m/s

Acceleration =

4−1

v

0

=

3

36

=12m/s

2

Deceleration =

6−4

v

0

=

2

36

=18m/s

2