CameraIcon

SearchIcon

MyQuestionIcon

28

You visited us 28 times! Enjoying our articles? Unlock Full Access!

Reinforced Cement Concrete

Introduction - Pre Stressed Concrete

A prestressed...

Question

A prestressed concrete section is said to have failed in strength at the moment when all the material in the section has exhausted its

A

Stress limitations

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

Strain limitations

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Stress as well as strain limitations

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

D

Load limitations

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C Stress as well as strain limitations
Member is assumed to have failed if both the stress and strain in concrete exceed their permissible limits as per the limit state criteria for the design of prestressing member.

Suggest Corrections

thumbs-up

0

Similar questions

Q. In a load-balanced prestressed concrete beam under self load the cross-section is subjected to

Q. A prestressed concrete beam has a cross-section with the following properties :

A r e a A = 46400 m m^{2}, I = 75.8 \times 10^{7} m m^{4}

Y_{b o t t o m} = 244 m m, Y_{t o p} = 157 m m

.
It is subjected to a prestressing force at an eccentricity 'e' so as to have a zero stress at the top fibre. The value of 'e' given by

Q. A culvert is constructed with pretensioned inverted

T

section and subsequent in situ concrete. Concrete grade corresponds to

σ_{c} = 7 M P a .

For the section shown in the given figure, the maximum prestressing force will be

Q. A rectangular simply supported prestressed concrete beam of span L is subjected to a prestressing force of P acting centrally at and sections and the prestress tendons are parabolically draped with maximum eccentricity of

e_{m a x}

at the mid span section. The uniformly distributed upward load(w) on the beam due to prestressing will be:

Q. The below figure represents a section of a prestressed beam. For a no-tension design where

σ_{c}

is the permissible stress in concrete, the total moment carrying capacity is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Introduction - Pre Stressed Concrete

REINFORCED CEMENT CONCRETE

Watch in App

explore_more_icon

Explore more

Introduction - Pre Stressed Concrete

Other Reinforced Cement Concrete

Join BYJU'S Learning Program

CrossIcon