Construction Material Testing Machines

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Questions and Answers

What is the purpose of the Cement Mortar Consistency Test Machine?

  • To determine the surface wear resistance of aggregates
  • To prepare mortar and determine standard consistency (correct)
  • To determine the specific gravity of materials
  • To determine the strength of crushed aggregates

Which machine is used to submerge mortar and concrete specimens in water for strength development?

  • Curing Tank (correct)
  • Dorry Abrasion Testing Machine
  • Impact Testing Machine for Aggregates
  • Specific Gravity Test Machine

What does the Impact Testing Machine for Aggregates determine?

  • Resistance to sudden shock or impact loads (correct)
  • Wear resistance of aggregates
  • Strength of crushed aggregates
  • Specific gravity and water absorption

The Mortar Flow Table Machine is used to prepare mortar. What else is it used to determine?

<p>Standard consistency of mortar (A)</p> Signup and view all the answers

What is the primary function of the Specific Gravity Test Machine?

<p>Determine specific gravity and water absorption of a material (A)</p> Signup and view all the answers

Which machine is used to determine the surface wear resistance of aggregates through continuous abrasion or scratching?

<p>Dorry Abrasion Testing Machine (B)</p> Signup and view all the answers

'Crushing Test Machine for Aggregates' is primarily used for what purpose?

<p>Measuring the numerical index of strength of crushed aggregates (C)</p> Signup and view all the answers

'Impact Testing Machine for Aggregates' is designed for which specific purpose?

<p>Testing the impact resistance of aggregates (A)</p> Signup and view all the answers

What is the primary function of 'Dorry Abrasion Testing Machine'?

<p>Measuring surface wear resistance of aggregates through abrasion (B)</p> Signup and view all the answers

What characteristic does 'Curing Tank' primarily focus on developing in concrete specimens?

<p>Strength and durability under specific conditions (B)</p> Signup and view all the answers

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