Question

please answer........ question 5​

Answer 1

ANSWER:----------

due to conservation of energy

3kg m*v^2=20k*x^2

v=20 m/s


k=1200 Nm-1

m=v²1/2 Kx²

so

1/2×3×400*1^2=1200 x^2

ie..

x^2=1/2×1200×2²

x²={1200-1200}

x²=1 m

hope it helps:----

T!—!ANKS!!!

Answer 2

Answer:

Hi mate

Here's the answer