ISRO 2023 Quiz 33 Revision

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Question 1

If CHATEAU is coded as DIBUFBV, then how will FOX be coded as?

• AULC
• BENW
• CGPY
• DGPZ

Question 2

When a composite bar as shown in figure is heated, The stress and strain in aluminium bar is ?

• AStress is zero and strain is non-zero.
• BBoth stress and strains are zero.
• CStress is non-zero and strain will be zero.
• DBoth stress and strain are non-zero.

Question 3

The property by which amount of energy absorbed by a material before plastic deformation is ________.

• AToughness
• BResilience
• CEndurance strength
• DDuctility

Question 4

There is a material with modulus of elasticity 250 GN/m² and Poisson’s ratio 0.3. The value of modulus of rigidity for this material will be _______.

• A90.15 GN/m²
• B92.15 GN/m²
• C94.15 GN/m²
• D96.15 GN/m²

Question 5

A mild steel specimen having a cross-sectional dimension of 50 mm × 50 mm is under the action of various axial loads as shown below:

Calculate the stress in the portion CD.

• A10 MPa
• B20 MPa
• C30 MPa
• D40 MPa

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