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Calculation is doomed to fail. The correct approach is to measure them.
wht is the significant of RMS VALUES OF A PARTICULAR WAVE/
trigometric calculation
0.48 has 2 significant figures and 0.4800 has 4 significant figures. The correct answer would depend on the device used to measure the string, and on the precision of that instrument.
An abacus measures nothing, it is a device used for calculation
Steam Rate calculation Formula for Steam Turbine
The answer depends on what characteristic of the wave you want to measure: its periodicity, its strength, etc.
You can measure it. Or you can calculate it. The details of the calculation depend on what information is given.
Wind chill is the calculation of the temp. and the wind speed.
Shrinkage templates directly measure shrinkage without any markings and calculation errors. Shrinkage testing machine of Amith Garments comes with calibration certificate along with the user manual.
Using Pythagoras' Theorem: 35.56683849 units or 36 units which is correct to 2 significant figures.
4 of them.