You and your 3 friends are driving down the road. All the wheels go flat at the exact same time, that's not good. You have to us
1 answer:
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Answer:
a) 2 m/s
b) i)
ii)
Explanation:
The function for distance is
We know that:
Velocity =
Acceleration =
To find speed at time t = 0, we derivate the distance function:
Substitute t = 0 in velocity function:
Velocity at t = 0 will be 2 m/s.
To find the function for Kinetic Energy of the box at any time, t.
We know that