Strength of Materials In actual machines mechanical advantage is equal to velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is less than velocity ratio mechanical advantage is unity mechanical advantage is equal to velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is less than velocity ratio mechanical advantage is unity ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials According to principle of transmissibility of forces, the effect of a force upon a body is Minimum when it acts at the C.G. of the body Maximum when it acts at the center of gravity of a body Different at different points in its line of action The same at every point in its line of action Minimum when it acts at the C.G. of the body Maximum when it acts at the center of gravity of a body Different at different points in its line of action The same at every point in its line of action ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Center of gravity of a solid cone lies on the axis at the height one-half of the total height above base three-eighth of the total height above the base one-third of the total height above base one-fourth of the total height above base one-half of the total height above base three-eighth of the total height above the base one-third of the total height above base one-fourth of the total height above base ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A body moves, from rest with a constant acceleration of 5 m per sec. The distance covered in 5 sec is most nearly 96 m 38 m 124 m 62.5 m 96 m 38 m 124 m 62.5 m ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Two coplanar couples having equal and opposite moments Are equivalent Produce a moment of couple Produce a couple and an unbalanced force Balance each other Are equivalent Produce a moment of couple Produce a couple and an unbalanced force Balance each other ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A framed structure is perfect if it contains members equal to (where n = number of joints in a frame) 2n-3 n-2 2n-l n-l 2n-3 n-2 2n-l n-l ANSWER DOWNLOAD EXAMIANS APP