Question

What is the period of `f(t)=sin( t/7 )`?

Answer 1

For sin (t), the period is 2`pi`. So when t scaled to t/7, the period is multiplied by the inverse of the factor. It is 14`pi`.

Explanation:

The range for t, for a full sine wave y = sin (t) of the waves in infinitude, is 2`pi`.