WebApr 17, 2000 · a reading, it shall be tak en from the clean water and SLOWLY immersed in the soil suspension to assure that the hydrometer comes to rest before the time of reading. The hydrometer should float freely and not touch the wall of the sedimentation cylinder. NOTE 4: It is important to remove the hydrometer after each reading. D. Sieve Analysis 1. WebCivil Engineering questions and answers. 1.2 Plot the grain size distribution curve using the hydrometer data below. The test was performed using 50g of a soil with Gs = 2.65. Hydrometer Reading with Composite Correction Applied, R Elapsed Time, T (min) Actual Hydrometer Reading Composite Correction Temperature, ("C) Date Time 4/10 8:30 …
KTMR-32 PARTICLE SIZE ANALYSIS (Kansas central lab test …
Web1 0.55~ 2.3) x (hydrometer reading) L2 =14cm VB = volume of the hydrometer bulb = 67.0 cm3 Ac = cross-sectional area of the hydrometer cylinder = 27.8 cm2 Based on Eq. (5.4), the variation of L with hydrometer reading is shown in Table 5-1. For actual calculation purposes we al~o need to know the values of A given by Equation (5.3). WebHydrometer reading with composite correction= actual hydrometer reading-composite correction =1.02-.003= 1.017 Diameter of soil particles= K (L/T) ^.5= … hernani cf
Hydrometer Analysis Calculation - Math Matters: Dissecting
WebThe composite correction is found before the start of the test, and also at every time intervals of 30 minutes, 1 hour, 2 hours and 4 hours after the beginning of the test, and … WebDetermination of Composite Correction for Hydrometer Reading. Figure 4. Rationale for correction on meniscus reading when determining composite correction. (Click for larger image) Hydrometer readings … WebInsert the hydrometer in the comparison cylinder containing dispersant solution in distilled water with the same concentration as used for making the soil suspension. The … maxim radiant light