CameraIcon

SearchIcon

MyQuestionIcon

1

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

Strength of Materials

Principal Stresses and Plane

The major and...

Question

The major and minor principal stresses at a point are 3 MPa and -3 MPa respectively. The maximum shear stress at the point is

A

Zero

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

B

3 MPa

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

C

6 MPa

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

D

9 MPa

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

Open in App

Solution

The correct option is B 3 MPa
Major principal stress

$σ_{1} = 3$ MPa
Minor principal stress
$σ_{3} = - 3$ MPa
Maximum shear stress
$= \frac{σ_{1} - σ_{3}}{2} = \frac{3 - (- 3)}{2} = 3$ MPa

Suggest Corrections

thumbs-up

3

Similar questions

Q. If principal stresses in a two dimensional case are - 10 MPa and 20 MPa respectively, then maximum shear stress at the point is

Q. At a point in a steel member, the major principal stress is 200 MPa (tensile) and the minor principal stress is compressive. If the uniaxial tensile yield stress is 250 MPa, then according to the maximum shear stress theory, the magnitude of the minor principal stress (compressive) at which yielding will commence is

Q. In a plane stress condition, the components of stress at a point are

σ_{x} = 20

σ_{y} = 80

τ_{x y} = 40

MPa. The maximum shear stress (in MPa) at the point is

Q. For a plane stress condition, the major principal stress is 140 MPa and minor principal stress is

σ

. The shear stress on a plane inclined at

45^{\circ}

to the principal plane is 60 MPa, the value of

σ

(in MPa, correct upto nearest integer )is_____.

Q. The state of plane-stress at a point is given by

σ_{x} = 200 M P a

σ_{y} = 100 M P a

τ_{x y} = 100 M P a

. The maximum shear stress (in MPa) is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Principal Stresses and Plane

STRENGTH OF MATERIALS

Watch in App

explore_more_icon

Explore more

Principal Stresses and Plane

Other Strength of Materials

Join BYJU'S Learning Program

CrossIcon