120.  Pick up the incorrect statement from the following :
A. Space between the exterior walls of a warechouse and bag piles should be 30 cm
B. Cement bags should preferably be piled on wooden planks
C. Cement bags should be placed such that bags of one layer does not touch the bags of the adjacent layer
D. None of these

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121.  The specifications of a cement bag for storage, are
A. weight 50 kg
B. height 18 cm
C. plan area 3000 sq cm
D. all the above

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122.  'Ware house pack' of cement means
A. full capacity of the ware house
B. pressure exertion of the bags of upper layers
C. pressure compaction of the bags on lower layers
D. packing the ware house

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123.  If the effective plan area of a warehouse is 54 sq m, and maximum height of piles permitted is 270 cm, the number of cement bags to be stored, is
A. 2000 bags
B. 2200 bags
C. 2400 bags
D. 2700 bags

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124.  The internal dimensions of a ware house are 15 m x 56 m, and the maximum height of piles is 270 m, the maximum number of bags to be stored in two piles, are
A. 1500 bags
B. 2000 bags
C. 2500 bags
D. 3000 bags

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125.  Pick up the incorrect statement from the following :
A. With passage of time, the strength of cement increases
B. With passage of time, the strength of cement decreases
C. After a period of 24 months, the strength of cement reduces to 50%
D. The concrete made with storage deteriorated cement, gains strength with time

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126.  To ensure constant moisture content in aggregates
A. area of each aggregate pile should be large
B. height of each aggregate pile should not exceed 150 m
C. aggregate pile should be left for 24 hours before aggregates are used
D. all the above

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