Team 2 Ice Breaker

SPECIFIC GRAVITY/DENSITY & FINENESS OF CEMENT

The glass, circular, and graduated container used in the test for the Density of Hydraulic Cement

• Erlenmeyer Flask

• Graduated Cylinder 50 mL capacity

• Le Chatelier Flask

• Ceramic Crucible

SPECIFIC GRAVITY/DENSITY & FINENESS OF CEMENT

Temperature at which the Le Chatelier Flask is immersed

• 950+-50 deg celsius

• 50 deg celsius

• 25 deg celsius

• Room Temperature

In the standard procedures for laboratory safety, it is important to examine the MSDS before handling chemicals. What does MSDS stand for?

The corresponding mixer speed for the following settings are:

• Slow Speed: 120±5rpm

  Medium Speed: 265±10rpm

• Slow Speed: 130±5rpm

  Medium Speed: 275±10rpm

• Slow Speed: 140±5rpm

  Medium Speed: 285±10rpm

• Slow Speed: 150±5rpm

  Medium Speed: 295±10rpm

The temperature that is to be maintained in the Moist or Cabinet Room

• Temperature : 24.0 ± 2.0°C

  Relative Humidity : not less than 90%

• Temperature : 23.0 ± 2.0°C

  Relative Humidity : not less than 95%

• Temperature : 23.0 ± 4.0°C

  Relative Humidity : not less than 95%

• Temperature : 24.0 ± 4.0°C

  Relative Humidity : not less than 90%

The height of drop of the flow table when testing for flow of blended hydraulic cement

• 10mm

• 12.7mm

• 1.5cm

• 2.0cm

The autoclave expansion test is for determining the _______

• soundness of Portland cement

• malleability of cement mortar

• consistency of Portland cement

• hardness

The gauge length used in the test for Autoclave Expansion

• 200 mm

• 150 mm

• 220 mm

• 250 mm

In the Standard Test Method for Compressive

Strength of Hydraulic Cement Mortars, a Type I sample is required to have a minimum strength of __ MPa at 7 days.

• 19 MPa

• 20 MPa

• 12 MPa

• 13 MPa

Using the formula:            ρ  =        Mt – Ma___

                  Vt – Va

Calculate the FINAL VOLUME if:

Density = 3.25

Initial Mass = 400

Final Mass = 415

Initial Volume = 0.2

• 15.7

• 4.82

• 16.4

• 2.69