Question

2.
Gusts of wind cause the sears
Building in chicago to away back
and forth, completing a cycle
every ten seconds. What is (a) its
frequency and (b) its period ?
1) 1/10 Hz; 5s. 2) 4/10 Hz; 9 s.
3) 3/10 Hz; 7s. 4)1/10 Hz; 10s.​

Answer 1

Explanation:

3 option is is the correct answer