Strength of Materials Tangent of angle of friction is equal to limiting friction kinetic friction angle of repose coefficient of friction limiting friction kinetic friction angle of repose coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If n = number of members andy = number of joints, then for a perfect frame, n = j-2 2/-3 (d)3/-2 (b)2j-l j-2 2/-3 (d)3/-2 (b)2j-l ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In ideal machines mechanical advantage is less than velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is unity mechanical advantage is less than velocity ratio mechanical advantage is greater than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is unity ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A number of forces acting at a point will be in equilibrium if All of them are inclined equally Two resolved parts in two directions at right angles are equal Their total sum is zero Sum of resolved parts in any two perpendicular directions are both zero All of them are inclined equally Two resolved parts in two directions at right angles are equal Their total sum is zero Sum of resolved parts in any two perpendicular directions are both zero ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The resultant of the following three couples 20 kg force, 0.5 m arm, + ve sense 30 kg force, 1 m arm, – ve sense 40 kg force, 0.25 m arm, + ve sense having arm of 0.5 m will be 20 kg, + ve sense 10 kg, - ve sense 20 kg, - ve sense 10 kg, + ve sense 20 kg, + ve sense 10 kg, - ve sense 20 kg, - ve sense 10 kg, + ve sense ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Coefficient of friction is the ratio of limiting friction and normal reaction the friction force acting when the body is just about to move angle between normal reaction and the resultant of normal reaction and the limiting friction the friction force acting when the body is in motion ratio of limiting friction and normal reaction the friction force acting when the body is just about to move angle between normal reaction and the resultant of normal reaction and the limiting friction the friction force acting when the body is in motion ANSWER DOWNLOAD EXAMIANS APP
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