An object has an initial velocity of 15 m/s. How long must it accelerate at a constant rate of 3. 0 m/s² before its final veloci
ty is equal 30 m/s?.
1 answer:
Answer: 5 sec
Explanation:
30 = 15 + (3*t)
so, t=(30-15)÷3
= 5 sec
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