CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Van der Waal's Forces

A reinforcing...

Question

A reinforcing steel bar, partially embedded in concrete, is subjected to a tensile force P. The figure that appropriately represents the distribution of the magnitude of bond stress (represented as hatched region), along the embedded length of the bar, is

A

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

B

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

C

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

D

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

Open in App

Solution

The correct option is C
Actual variation of bond stress is shown in figure.

Note: For calculation purpose, i is assumed as uniform

Suggest Corrections

thumbs-up

1

Similar questions

Q. The development length (in mm) in compression for a 16 mm diameter deformed bar of grade Fe415 embedded in concrete of grade M25 whose design bond stress is 1.4

N / m m^{2},

Q. The development length in compression for a 20 mm diameter deformed bar of grade Fe 415 embedded in concrete of grade M 25 whose design bond stress is 1.40 N/mm

^{2}

ϕ

= nominal diameter of reinforcing bar,

f_{s} =

compressive stress in the bar and

f_{b d}

= design bond sress of concrete, the anchorage length,

L_{s}

of straight bar in compression is equal to

Q. As per IS 456:2000 for M20 grade concrete and plain bars in tension the design bond stress

τ_{b d}

=1.2 MPa. Furthur, IS 456:2000 permits this design bond stress value to be increased by 60% for HYSD bars. The stress in the HYSD reinforcing steel bars in tension,

σ_{s} = 360

MPa. Find the required development length,

L_{d}

, for HYSD bars in terms of the bar diameter,

ϕ .

Q. A bimetallic cylindrical bar of cross sectional area 1

m^{2}

is made of bonding Steel (Young's modulus = 210 GPa) and Aluminium (Young's modulus = 70 GPa ) as shown in the figure. To maintain tensile axial strain of magnitude

10^{- 6}

in steel bar and compressive axial strain of magnitude

10^{- 6}

in Aluminum bar, the magnitude of the required force P (in kN ) along the indicated direction is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Van der Waals Forces

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Van der Waal's Forces

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon