Question #91442

1 Answer
Gió
Jul 31, 2016

I found: 25sec

Explanation:

The initial velocity will be zero. Acceleration is 2((km)/min)/sec wfhile the final velocity will be 50(km)/min;
We can use the kinematic relationship:
v_f=v_i+at
50=0+2t
t=50/2=25sec

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