Strength of Materials Coulomb friction is the friction between two dry surfaces solids and liquids two lubricated surfaces bodies having relative motion two dry surfaces solids and liquids two lubricated surfaces bodies having relative motion ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Least force required to draw a body up the inclined plane is W sin (plane inclination + friction angle) applied in the direction along the plane vertically horizontally at an angle equal to the angle of friction to the inclined plane along the plane vertically horizontally at an angle equal to the angle of friction to the inclined plane ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In the equation of virtual work, following force is neglected All of the listed here reaction of any smooth surface with which the body is in contact reaction of a rough surface of a body which rolls on it without slipping reaction at a point or an axis, fixed in space, around which a body is con-strained to turn All of the listed here reaction of any smooth surface with which the body is in contact reaction of a rough surface of a body which rolls on it without slipping reaction at a point or an axis, fixed in space, around which a body is con-strained to turn 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 (d)3/-2 2/-3 j-2 (b)2j-l (d)3/-2 2/-3 j-2 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials In ideal machines mechanical advantage is unity mechanical advantage is greater than velocity ratio mechanical advantage is less than velocity ratio mechanical advantage is equal to velocity ratio mechanical advantage is unity mechanical advantage is greater than velocity ratio mechanical advantage is less than velocity ratio mechanical advantage is equal to velocity ratio 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 10 kg, – ve sense 10 kg, + ve sense 20 kg, – ve sense 20 kg, + ve sense 10 kg, – ve sense 10 kg, + ve sense 20 kg, – ve sense 20 kg, + ve sense ANSWER DOWNLOAD EXAMIANS APP
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