Which of the following materials is most elastic_________________?
Which of the following materials is most elastic_________________?
A. rubber
B. plastic
C. brass
D. steel
E. glass
Similar Posts
A boiler shell 200 cm diameter and plate thickness 1.5 cm is subjected to internal pressure of 1.5 MN/m , then the hoop stress will be_________________?
A boiler shell 200 cm diameter and plate thickness 1.5 cm is subjected to internal pressure of 1.5 MN/m , then the hoop stress will be_________________?A. 30 MN/m2
B. 50 MN/m2
C. 100 MN/m2
D. 200 MN/m2
E. 300 MN/m2The C.G. of a right circular solid cone of height h lies at the following distance from the base_____________?
The C.G. of a right circular solid cone of height h lies at the following distance from the base_____________?A. h/2
B. J/3
C. h/6
D. h/4
E. 3/i/5The C.G. of a solid hemisphere lies on the central radius 3r_________________?
The C.G. of a solid hemisphere lies on the central radius 3r_________________?A. at distance — from the plane base 3r
B. at distance — from the plane base 3r
C. at distance — from the plane base 3r
D. at distance — from the plane base or
E. at distance — from the plane baseLongitudinal stress in a thin cylinder is__________________?
Longitudinal stress in a thin cylinder is__________________?A. equal to the hoop stress
B. twice the hoop stress
C. half of the hoop stress
D. one-fourth of hoop stress
E. four times the hoop stressA flywheel on a motor goes from rest to 1000 rpm in 6 sec. The number of revolutions made is nearly equal to______________?
A flywheel on a motor goes from rest to 1000 rpm in 6 sec. The number of revolutions made is nearly equal to______________?A. 25
B. 50
C. 100
D. 250
E. 500Shear stress induced in a shaft subjected to tension will be__________________?
Shear stress induced in a shaft subjected to tension will be__________________?A. maximum at periphery and zero at center
B. maximum at center
C. uniform throughout
D. average value in center
E. none of the above