Question

solve question number 18 and 19 in above pic. ..paper work is necessary so don't post only option other wise I report.​

Answer 1

$\mathfrak{\huge{\pink{\underline{\underline{AnSwEr:-}}}}}$

⭐Actually Welcome to the Concept of the SHM

w =2πf

⭐also, f=1/T

using the above formula we get as

⭐F= 4.8*10^-2

Answer 2

Explanation:

your solution in above pic