Strength of Materials A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if the floor is smooth, the wall is rough the floor is rough, the wall is smooth the floor and wall both are rough sur-faces the floor and wall both are smooth surfaces the floor is smooth, the wall is rough the floor is rough, the wall is smooth the floor and wall both are rough sur-faces the floor and wall both are smooth surfaces 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
Strength of Materials Which one of the following statements is not correct the sine of the angle of repose is equal to coefficient to friction the tangent of the angle of friction is equal to coefficient of friction the angle of repose is equal to angle of friction the tangent of the angle of repose is equal to coefficient of friction the sine of the angle of repose is equal to coefficient to friction the tangent of the angle of friction is equal to coefficient of friction the angle of repose is equal to angle of friction the tangent of the angle of repose is equal to coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Forces are called coplanar when all of them acting on body lie in one point one plane perpendicular planes different planes one point one plane perpendicular planes different planes ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The centre of percussion of a solid cylinder of radius r resting on a horizontal plane will be r/A 2r/3 3r/2 r/2 r/A 2r/3 3r/2 r/2 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In actual machines 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 mechanical advantage is equal to velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is less than velocity ratio ANSWER DOWNLOAD EXAMIANS APP