Strength of Materials The effort required to lift a load W on a screw jack with helix angle a and angle of friction<="" div=""> Wsin(a + <(>) Wcos(a + ) Wtan(a-<)>) Wtan(a + <)>) Wsin(a + <(>) Wcos(a + ) Wtan(a-<)>) Wtan(a + <)>) ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The possible loading in various members of framed structures are shear or tension All of the listed here compression or tension buckling or shear shear or tension All of the listed here compression or tension buckling or shear 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 38 m 124 m 62.5 m 96 m 38 m 124 m 62.5 m 96 m ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Tangent of angle of friction is equal to angle of repose kinetic friction coefficient of friction limiting friction angle of repose kinetic friction coefficient of friction limiting friction ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Pick up wrong statement about friction force for dry surfaces. Friction force is proportional to velocity of sliding independent of the area of contact surfaces proportional to normal load between the surfaces dependent on the materials of contact surface proportional to velocity of sliding independent of the area of contact surfaces proportional to normal load between the surfaces dependent on the materials of contact surface ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If n = number of members andy = number of joints, then for a perfect frame, n = (b)2j-l j-2 2/-3 (d)3/-2 (b)2j-l j-2 2/-3 (d)3/-2 ANSWER DOWNLOAD EXAMIANS APP