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
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
Question 3
stiffness denoted by?
A. l
B. p
C. d
D. k
Question 4
SI unit of stiffness is typically measured in?
A. newtons per meter
B. pascal
C. newtons
D. newtons per meter square
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
Question 6
What is the inverse of stiffness?
A. Hardness
B. Stress
C. Flexibility
D. Toughness
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
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
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
Question 10
Plasticizers in polymers ___ toughness and ____ stiffness.
A. increase, increase
B. decrease, increase
C. increase, decrease
D. decrease, decrease