• Metallurgical Engineering Reference

# Stiffness MCQ Questions - Mechanical Behaviour & Testing of Materials

Stiffness MCQs : Here you will find MCQ Questions related to "Stiffness" in Mechanical Behaviour & Testing of Materials. These Stiffness MCQ Questions Will help you to improve your Mechanical Behaviour & Testing of Materials knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations

Question 1

The more flexible an object is, the _________ stiff it is

A. more
B. less
C. same
D. None of the above

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Question 2

_____________ is the extent to which an object resists deformation in response to an applied force

A. Toughness
B. Hardness
C. Stiffness
D. Formability

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Question 3

stiffness denoted by?

A. l
B. p
C. d
D. k

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Question 4

SI unit of stiffness is typically measured in?

A. newtons per meter
B. pascal
C. newtons
D. newtons per meter square

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Question 5

The inverse of stiffness is flexibility or compliance, typically measured in units of metres per newton

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 6

What is the inverse of stiffness?

A. Hardness
B. Stress
C. Flexibility
D. Toughness

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Question 7

Rotational stiffness defined as?

A. force on the body/rotation
B. applied moment/displacement
C. force on the body/displacement
D. applied moment/rotation

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Question 8

How can stiffness of material be improved?

A. By decreasing the cross-sectional area
B. By increasing the cross-sectional area
C. By increasing temperature
D. By increasing the length of spring

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Question 9

In the SAE system, rotational stiffness is typically measured in inch-pounds per degree.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 10

Plasticizers in polymers ___ toughness and ____ stiffness.

A. increase, increase
B. decrease, increase
C. increase, decrease
D. decrease, decrease

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