Question

PHYSICS TEST(8)
A body hanging from a spring is set into motion and the period of oscillation is found to be 3.14
sec. After the body has come to rest, it is removed. How much shorter will the spring be whe
n it comes to rest?
21 m b) 2.5 m c) 5 m d) None of these
​

Answer 1

Answer:

hoe nsie CosA -sinA +1/ cosA +sinA -1