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Question
Approximately how many hours it will take for a concrete batching and mixing plant of rated capacity 120 cum/h and working at an efficiency of 80% to produce concrete required for a base slab of 1920 cum?
A.
16.0
B.
12.8
C.
20.0
D.
16.4
Answer ( Option C)

20.0

Solution

Given, 
Plant rated capacity = 120 m3/h 
Efficiency = 80%
Concrete volume = 1920 m3 
Time for concrete batching and mixing plant,
So, it will take 20 hours for a concrete batching and mixing plant.

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