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The Constructor - Civil Engineering Home for Civil Engineers

The Constructor - Civil Engineering Home provides informational resources to Civil Engineers in United States of America, India, United Kingdom, Australia and around the world on various subjects such as construction management, Structural Engineering, Building Construction Tips, How to Guides for Civil Engineers etc.

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STUDY OF UNIVERSAL TESTING MACHINE

INTRODUCTION Universal testing machine (UTM) is called so because of the versatility of its application. The following tests can be performed with it:- 1. Tension Test. 2. Compression Test. 3. Bending Test. 4. Hardness Test. DESCRIPTION OF UTM The Universal Testing Machine consists of two main parts, ...

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BRINELL HARDNESS TEST

AIM To determine the Brinell Hardness number HB of the given specimen. EQUIPMENT Brinell hardness tester RAB-250, Brinell microscope and indentors (2.5mm and 5mm ball) DESCRIPTION OF MACHINE The Brinell Hardness Tester consists of a loading system, a main screw and a dial gauge. The ...

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Verification of Clerk Maxwell’s Reciprocal Theorem

To verify clerk- Maxwell’s Reciprocal Theorem and to determine the Young’s modulus of beam arterial of the apparatus. EQUIPMENT REQUIREDClerk-Maxwell’s reciprocal’ theorem apparatus Tire weight Dial gaugeTHE THEOREM Clerk-Maxwell’s reciprocal theorem state that in a linearly elastic structure, the deflection at any point. A ...

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SPRING TEST

AIM To determine the modulus of rigidity (Shear modulus) of the material of the spring. EQUIPMENT I. Spring Testing Machine, 2. Dial gauge. DESCRIPTION OF THE MACHINE The spring testing machine has two uprights fixed to a rigid base and three cross heads. The upper ...

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TORSION PENDULUM TEST

AIM To determine the shear modulus of the material of the given wire. EQUIPMENT 1. Torsion Pendulum. 2. Cylindrical wire. 3. Stop watch. 4. Venire Calipers. 5. Screw gauge. 6. Meter scale. SPECIMEN Steel wire, brass wire. TORSION PENDULUM APPARATUS The torsion pendulum apparatus consists of a (1) Torsion ...

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Grading of Aggregates and Grading Limits

Grading of aggregates are determination of particle size distribution of aggregates. Grading of aggregates is an important factor for concrete mix design. These affect the concrete strength as well as durability. Proper grading is important for concrete construction. Following tables provides ...

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