Strength of Materials Limiting force of friction is the Tangent of angle between normal reaction and the resultant of normal reaction and 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 Tangent of angle between normal reaction and the resultant of normal reaction and 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 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Frictional force encountered after commencement of motion is called limiting friction post friction frictional resistance dynamic friction limiting friction post friction frictional resistance dynamic friction ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A framed structure is perfect if it contains members equal to (where n = number of joints in a frame) 2n-l n-2 n-l 2n-3 2n-l n-2 n-l 2n-3 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A pair of smith’s tongs is an example of the lever of second order zeioth order first order third order second order zeioth order first order third order 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 r/2 r/A 3r/2 2r/3 r/2 r/A 3r/2 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A heavy string attached at two ends at same horizontal level and when central dip is very small approaches the following curve hyperbola catenary parabola elliptical hyperbola catenary parabola elliptical ANSWER DOWNLOAD EXAMIANS APP