8 Determine the frequency and relative phase of the two wave

8. Determine the frequency and relative phase of the two waveforms given in the spreadsheet data below (link).

https://docs.google.com/spreadsheets/d/1AJvW6Bt8Jb8cahz3jMsNchAmMNM2pCy6lK3d6Om7XRk/edit?usp=sharing

A) 30 Hz, 90 degrees

B) 3 Hz, 90 degrees

C) 30 Hz, 45 degrees

D) 3 Hz, 45 degrees

9. What is the Lissajous figure for the waveforms in question 8?

A) circle

B) ellipse

C) straight line

D) 1:5 sine

E) 5:2 sine

8) option D

9). Ellipse. Option B