Question

Please say the answer of this!!​

Answer 1

(1) ANSWER IN THE QUESTION IN THE PICTURE...

Answer 2

Given from the Q :

t = 7 s

s = 98 m

u = 0 m/s

we know , s = ut + 1/2 at^2

98 = 0×7 + 1/2 × a × 7^2

98 = 1/2 × a × 49

98/49 = 1/2 a

2 = 1/2 a

2 ÷ 1/2 = a

2 × 2/1 = a

4 m/s^2 = a

Thus , acceleration of the car will be 4 m/s^2