Question

28. Given that S=2t- 1 2 4t^ 2 (in SI units) using this equation, find its acceleration. 1) 2 m/s ^ 2 2) 3 m/s ^ 2 3) 4 m/s ^ 2 4) 5 m/s ^ 2 1) 2) 3) 4)​

Answer 1

Answer:

3. 4 m/s

Explanation:

on comparing by 2nd eq of motion

S = Ut + 1/2at²

we get a = 4