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Q: Select the correct option for the given statements related to the field test of cement. Statement 1: When you insert your hand in a bag of cement, it should give you a hot feeling. Statement 2: In adulteration test, take a pinch of cement and feel (rub) between the fingers; it should give a smooth feeling and not a gritty feeling.
  • A. Statement 1 is true and statement 2 is false
  • B. Both statement 1 and statement 2 are true
  • C. Statement 1 is false and statement 2 is true
  • D. Both statement 1 and statement 2 are false
Correct Answer: Option C - Field test of cement • The sample of cement under test must feel smooth when rubbed between the fingers. • Sample of cement under test must feel cool and not warm. • Cement must be free from presence of air set lumps. • Cement should sink and not float when thrown in bucket of water. • Cement must possess uniform gray colour.
C. Field test of cement • The sample of cement under test must feel smooth when rubbed between the fingers. • Sample of cement under test must feel cool and not warm. • Cement must be free from presence of air set lumps. • Cement should sink and not float when thrown in bucket of water. • Cement must possess uniform gray colour.

Explanations:

Field test of cement • The sample of cement under test must feel smooth when rubbed between the fingers. • Sample of cement under test must feel cool and not warm. • Cement must be free from presence of air set lumps. • Cement should sink and not float when thrown in bucket of water. • Cement must possess uniform gray colour.