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.Management Sciences
Category: Strength of Materials
The distance between the centres of the rivets in adjacent rows of zig-zag riveted joint is known as ____________________?
A. pitch
B. back pitch
C. diagonal pitch
D. diametral pitch
E. lap
The Young’s modulus of a wire is defined as the stress which will increase the length of wire compared to its original length________________?
A. half
B. same amount
C. double
D. one-fourth
E. four times
A key is subjected to side pressure as well at shearing forces. These pressures are called_________________?
A. bearing stresses
B. fatigue stresses
C. crushing stresses
D. resultant stresses
E. none of the above
Young’s modulus is defined as the ratio of ___________________?
A. volumetric stress and volumetric strain
B. lateral stress and lateral strain
C. longitudinal stress and longitudinal strain
D. shear stress to shear strain
E. longitudinal stress and lateral strain
Dynamic friction as compared to static friction is __________________?
A. same
B. more
C. less
D. may be less of more depending on nature of surfaces and velocity
E. has no correlation
When two plates are butt together and riveted with cover plates with two rows of rivets, the joi;it is known as ___________________?
A. lap point
B. butt joint
C. single riveted single cover butt joint
D. double riveted double cover butt joint
E. single riveted double cover butt joint
The strain energy stored in a body due to suddenly applied load compared to when it is applied gradually is____________________?
A. same
B. twice
C. four times
D. eight times
E. half
The ratio of elongation in a prismatic bar due to its own weight (W) as compared to another similar bar carrying an additional weight (W) will be _________________?
A. 1:2
B. 1 : 3
C. 1 : 4
D. 1 : 2.5
E. 1 : 2.25
Diamond riveted joint can be adopted in the case of following type of joint _____________________?
A. butt joint
B. lap joint
C. double riveted lap joints
D. all types of joints
E. none of the above
The change in the unit volume of a material under tension with increase in its Poisson’s ratio will ________________?
A. increase
B. decrease
C. remain same
D. increase initially and then decrease
E. unpredictable
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