The state of 2D-stress at a point is given by the following

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The state of 2D-stress at a point is given by the following matrix of stresses:

What is the magnitude of maximum shear stress in MPa?

1. 50
2. 75
3. 100
4. 110

Correct Option: A

= 60 ± 50
σ₁ = 110
σ₂ = 10

∴ τ_max =	σ₁ - σ₂	=	110 - 10	= 50 MPa
	2		2