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 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 along the plane vertically ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Coefficient of friction is the the friction force acting when the body is just about to move ratio of limiting friction and normal reaction the friction force acting when the body is in motion angle between normal reaction and the resultant of normal reaction and the limiting friction the friction force acting when the body is just about to move ratio of limiting friction and normal reaction the friction force acting when the body is in motion angle between normal reaction and the resultant of normal reaction and the limiting friction ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The coefficient of friction depends on shape of surfaces nature of surface strength of surfaces area of contact shape of surfaces nature of surface strength of surfaces area of contact ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Frictional force encountered after commencement of motion is called frictional resistance dynamic friction post friction limiting friction frictional resistance dynamic friction post friction limiting friction ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Coulomb friction is the friction between two dry surfaces solids and liquids bodies having relative motion two lubricated surfaces two dry surfaces solids and liquids bodies having relative motion two lubricated surfaces 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 2r/3 3r/2 r/2 r/A 2r/3 3r/2 r/2 r/A ANSWER DOWNLOAD EXAMIANS APP