Answer:
The final velocity v is 21.74 m/s.
Step-by-step explanation:
Given:
To find:
Solution:
As we know the third equation of motion is represented as
Substituting the values u, a and s in the above equation we get
32
Change 50% in to a decimal. To do that you move the decimal point two spaces to the left giving you .5. So .5x64=32
282
21
commutative property