Science, asked by jiyamayu, 9 months ago

<HELLO HANDSOME PEOPLE AND BEAUTIFUL PEOPLE PLZZ ANSWER THIS CORRECTLY STEP BY STEP ILL MARK AS THE BRAINLIEST ♡♡>​

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Answers

Answered by Anonymous
1

Answer:

1. For first case:

Initial velocity =0

Final velocity =60m/s

Time =30sec

v=u+at

6=0+a×30

6=30a

a=  

30

6

​  

=0.2

a=0.2m/s  

2

 

For second case:

Initial velocity =6m/s

Final velocity =4m/s

Time taken =5sec

v=u+at

4=6+a×5

4−6=5a

−2=5a

a=−  

5

2

​  

 

a=−0.4m/s  

2

 

2. Distance = 180 m

Time = 1 min = 60sec

Average speed = total distance covered / total time taken

= 180m / 60 sec

= 3m/s

Displacement = 0m/s ( as usha come back along the same path so, the intial and final position is same )

Average velocity = displacement/ time

= 0m / 60 s

= 0m/s

HOPE THIS HELPS YOU!!!

BRAINLIEST PLZZZZ!!

Answered by hariniaedulla
1

Answer:

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