Mechanics and Structure

41) Permanent set is

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irrecoverable deformation in the body

42) In the case of rectangular beams the ratio of max shear stress to the average shear stress is equal to

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1.5

43) The SI unit of stress is

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Both (a) and (c)

44) The CGS unit of stress is

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dyne/cm2

45) In a fixed beam, the slopes at the ends are

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zero

46) The work done to strain a material within elastic limits is known as

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resilience

47) The S.I. unit of modulus of elasticity is

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N/m2

48) Euler’s formulae for columns can be used if the slenderness ratio is

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>120

49) What is tenacity?

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ultimate strength in tension

50) When a member is subjected to a twisting moment, the material will be subjected to

Discuss in Comment

shear stresses

Subject Notes

Objective Box

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