(Solved): Questions 6 and 7 are based on Figure 3. 6. The slump shown in figure is called A. Zero slump D. bl ...

Questions 6 and 7 are based on Figure 3. 6. The slump shown in figure is called A. Zero slump D. bleeding and segregation slump B. truc slump C. collapse slump During site testing of concrete, the slump shown in figure is repeated for three times. D. shear slump E. collapse or shear Then the mix may have.... (best answer) A. medium workability and is good for use C. may have low amounts of coarse aggregate E. low amounts of cement B. high amounts of coarse aggregate D. high amounts of cement Funkwerk It and E 8. Carbonation of concrete is dangerous because it...... A. hardens the surface B. reduces concrete strength C. cracks concrete reduces of value E. directly affects steel and corrodes it Plastic shrinkage cracks are usually observed...... B. after few weeks A. after few hours of casting E. temperature increases 10 C. after 10 years Fig.3 D. after 6 to 12 months