ashwani mishra


{ City } lucknow
< Country > india
* Profession * student
User No # 47413
Total Questions Posted # 0
Total Answers Posted # 6

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Questions / { ashwani mishra }
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Answers / { ashwani mishra }

Question { Engineers India, 17259 }

Why I-section is preferred to channel section?


Answer

AS MENTIONED MOI IS ONE OF REASON .ALSO WE WILL REDUCE THE
WEIGHT OF CONCRE AS WELL AS RIGIDITY..........

Is This Answer Correct ?    2 Yes 1 No

Question { NTPC, 9774 }

what is the defination of an ideal fluid?


Answer

well,
we have to be known of viscous fluid....,resistance to shear
means due to shear it deforms
but no one is ideal, its incompressible &non-viscious

Is This Answer Correct ?    0 Yes 0 No


Question { 13313 }

What is difference between nominal mix and design mix?


Answer

nominal mix is said to be laboratory.in which we have
adequate conditions provided.
but design mix can be done in situ or at site where all
necessary condn doesnt prevails.
nominal mix result cant be equal to design mix ever........

Is This Answer Correct ?    3 Yes 12 No

Question { 7419 }

Is there a necessity for providing expansion joints in long
RCC structure(say a wall of a water retaining structure)-
say approximately 50 metres in length and about 4 metres
high? What will be the limitations?


Answer

we should not provide expansion joint in long rcc str .
because in undermined str like water tank ,there will no
seasonal temp changes.
but we should keep check for reinforcement detail
as ther will no provision for 30-50m
slab ,expansion joint..........

Is This Answer Correct ?    6 Yes 3 No

Question { CCCL, 26977 }

why breadth of beam is shorter than (or equal to )its depth?


Answer

moment of resistance is proportional to its cube of depth

M IS PROP TO DEPTH CUBE

Is This Answer Correct ?    14 Yes 6 No

Question { 9799 }

when will the position neutral axis shifted in beams


Answer

basically when we draw stress vs strain curve.......
then we assume neutral axis bt try to find exact axis to know
% of steel
op section is under-reinforced or over -reionforced
in both cases neutral axis will shift

Is This Answer Correct ?    14 Yes 1 No