during cost analysis you will also compare the proposed cost elements with i actual costs ii previous cost estimates for same or similar work iii other cost estimates iv independent government estimates and v forecasts of planned expenditures
How Decibels Apply to Music and Sound. In music, decibels are a measurement of Sound Pressure Level (SPL). When we say the speakers at a rock concert are playing at 110dB, what we really mean is that theyâre playing at 110dB SPL. Since the decibel is only a ratio, 110dB is actually a comparison to a different number: 0 SPL.
What is the pitch range of a violin? A: The pitch range of a violin using standard tuning goes from a low of G beneath middle C, also called G3, all the way up to C8. This represents a total range of nearly 4 1/2 octaves. Continue Reading. While notes as high as C8 are possible, they require the use of harmonics.