From 108d871f8c21ac1e802015ba72ff5debeb72aa21 Mon Sep 17 00:00:00 2001 From: Varun Pal Singh Date: Tue, 22 Aug 2023 11:32:00 +0530 Subject: [PATCH 1/2] updated theory.md --- README.md | 6 +++--- experiment/theory.md | 8 +++++--- 2 files changed, 8 insertions(+), 6 deletions(-) diff --git a/README.md b/README.md index 836f8ed..6db9871 100644 --- a/README.md +++ b/README.md @@ -3,7 +3,7 @@ Discipline | Civil Engineering. :--|:--| Lab | Concrete Technology Lab. - Experiment| 10. Angularity number of coarse aggregate. + Experiment| 10. Angularity number of coarse aggregate. ### About the Experiment The angularity number of an aggregate is defined as the amount by which the percentage of voids exceeds 33 after compacting the aggregate. Angularity refers to the lack of roundness of aggregate. @@ -20,5 +20,5 @@ Fill a brief description of this experiment here SrNo | Name | Faculty or Student | Department| Institute | Email id :--|:--|:--|:--|:--|:--| -1 | Varun Pal Singh | Faculty of Engineering | Civil Engineering | Dayalbagh Educational Institute | singhvarun928@gmail.com -2 | Ana Rehman | Faculty of Engineering | Civil Engineering | Dayalbagh Educational Institute | anarehmanana@gmail.com +1 | Varun Pal Singh | Faculty of Engineering | Civil Engineering | Dayalbagh Educational Institute | singhvarun928@gmail.com +2 | Ana Rehman | Faculty of Engineering | Civil Engineering | Dayalbagh Educational Institute | anarehmanana@gmail.com diff --git a/experiment/theory.md b/experiment/theory.md index 777baa0..0815ec2 100644 --- a/experiment/theory.md +++ b/experiment/theory.md @@ -6,11 +6,11 @@ 3. Angular aggregate is widely used in bituminous construction and flexible pavement because it provides a strong bond and good interlocking. These aggregates require more cement paste due to the presence of large number of voids. -**Calculation** - The angularity number shall be calculated by using the formula. +**Formulae** - The angularity number shall be calculated by using the formula. From the solids: ``` - Angularity number= 67- {(100 ×W)/(C× Ga)} + $$ Angularity number= 67- {{100 \m W} \over {C \m Ga}} $$ Where, W is the mean weight of aggregate in the cylinder in grams, C is the weight of water required to fill the cylinder in grams, @@ -19,7 +19,7 @@ Where, From the voids: ``` - Angularity number = ((Volume of water added/ Total volume of cylinder) ×100) -33 + $$ Angularity number = {{Volume of water added} \over {Total volume of cylinder}} -33 $$ ``` **Apparatus** - @@ -31,3 +31,5 @@ From the voids: 3. Balance 4. Metal Scoop, of approximately 20×12×5 cm. + +5. IS Sieves from the following sets: 20 mm & 16 mm, 16 mm & 12.5 mm, 12.5 mm & 10 mm, 10 mm & 6.3 mm, 6.3 mm & 4.75 mm. From a389378c3a9a0ba68f95b01e55689a8ae88d861c Mon Sep 17 00:00:00 2001 From: Varun Pal Singh Date: Tue, 22 Aug 2023 11:33:20 +0530 Subject: [PATCH 2/2] updated theory.md --- experiment/theory.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/experiment/theory.md b/experiment/theory.md index 0815ec2..1d1a9f0 100644 --- a/experiment/theory.md +++ b/experiment/theory.md @@ -9,18 +9,18 @@ **Formulae** - The angularity number shall be calculated by using the formula. From the solids: -``` + $$ Angularity number= 67- {{100 \m W} \over {C \m Ga}} $$ Where, W is the mean weight of aggregate in the cylinder in grams, C is the weight of water required to fill the cylinder in grams, Ga is the specific gravity of aggregate. -``` + From the voids: -``` + $$ Angularity number = {{Volume of water added} \over {Total volume of cylinder}} -33 $$ -``` + **Apparatus** -