How to do FFT on accelerometer excel data in Matlab?

Hello,

I have to perform FFT on accelerometer data which is stored in excel. I have time domain data in excel file. I have attached the excel file.

Answer 1

[Sulaymon Eshkabilov]

1. Import your data
2. Perfform fft(). Here is a nice documentation how to sue fft().

[Omkar Shelar]

The data in excel has 2500 entries. Do I have to limit the entries to 2048?

[Omkar Shelar]

I also need to plot the amplitude vs the frequency graph to get the fundamental frequency. Can someone help me with the code?