Question

Value of i joule
And deravition of second equation of motion.

Answer 1

the value of 1 j= 1000w

Answer 2

Motion equations:

1. v = u + at

2. s = ut + 1/2at^2

3. s = vt - 1/2at^2

4. 2as = v^2 - u^2

Hope this helps ;)