![Phase difference measurement in Logging on Analog Discovery 2 - Test and Measurement - Digilent Forum Phase difference measurement in Logging on Analog Discovery 2 - Test and Measurement - Digilent Forum](https://content.invisioncic.com/f319528/monthly_2022_06/image.png.dbd6bcd720ef99eb02f925a618dc8ad4.png)
Phase difference measurement in Logging on Analog Discovery 2 - Test and Measurement - Digilent Forum
If you get a maths question asking you to convert 3/pi radians into degree measure? Which value of pi will you take 3.142 or 180° In its solution 3/pi ×180°/pi…will the pi^2
![geometry - How can I calculate $\alpha=\arccos\left(-\frac{1}{4}\right)$ without using a calculator? - Mathematics Stack Exchange geometry - How can I calculate $\alpha=\arccos\left(-\frac{1}{4}\right)$ without using a calculator? - Mathematics Stack Exchange](https://i.stack.imgur.com/O23Ia.png)