Calculate the maximum vertical moment due to prestress if given self w – McqOptions

MCQOPTIONS

1.	Calculate the maximum vertical moment due to prestress if given self weight moment is 16.5kn/m, thickness is 0.115m and loss ratio is 0.0075?
A.	15.4
B.	21.5
C.	25.4
D.	2.6
Answer» D. 2.6

Discussion

No Comment Found

Related MCQs

Calculate circumferential prestress if loss ratio 0.75, thickness is 120mm, working pressure is 1n/mm2 and Nd is given as 840n/mm?
The most common method of wire wrapping for circular tanks consists of __________
In the fixed base joint the junction is between the tank wall and __________
In the case of large tanks, the base slabs is subdivided by __________
The metal linear concept in prestressed tanks has proved to be success in case of __________
Prestressed concrete although it is water tight, it is not __________
Prestressed concrete tanks have been widely used for the storage of __________
CALCULATE_MINIMUM_WALL_THICKNESS_GIVEN_A_CYLINDRICAL_PRESTRESSED_WATER_TANK_OF_INTERNAL_DIAMETER_30M_OVER_A_DEPTH_OF_7.5M_AND_THE_PERMISSIBLE_COMPRESSIVE_STRESS_AT_TRANSFER_IS_13N/MM<SUP>2</SUP>_AND_THE_MAXIMUM_COMPRESSIVE_STRESS_UNDER_WORKING_PRESSURE_IS_1N/MM<SUP>2</SUP>_AND_THE_LOSS_RATIO_IS_0.75??$
Calculate vertical prestressing force if wires of 5mm diameter with an initial stress of 1000n/mm<sup>2</sup> are available for circumferential winding and Freyssinet cables made up of 12 wires of 8mm diameter stressed to 1200n/mm<sup>2</sup> are to be used for vertical prestressing?$
Calculate_circumferential_prestress_of_a_cylindrical_prestressed_concrete_water_tank_given_that_the_thickness_is_12mm,_loss_ratio_is_0.75,_the_maximum_stress_under_working_pressure_is_1n/mm<sup>2</sup>(N<sub>d</sub>_value_is_720)?$