Applied Mechanics and Graphic Statics A heavy ladder resting on a floor and against a vertical wall may not be in equilibrium, if Floor and wall both are smooth surfaces Floor is rough and the wall is smooth Floor is smooth and the wall is rough Floor and wall both are rough surfaces Floor and wall both are smooth surfaces Floor is rough and the wall is smooth Floor is smooth and the wall is rough Floor and wall both are rough surfaces ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The locus of the instantaneous centre of a moving rigid body, is Involute Spiral Straight line Centroid Involute Spiral Straight line Centroid ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The equation of motion of a particle starting from rest along a straight line is x = t³ - 3t²+ 5. The ratio of the accelerations after 5 sec and 3 sec will be 4 2 5 3 4 2 5 3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity ratio of the differential wheel and axle is 2R/r1 + r2 R/r1 - r2 3R/r1 - r2 2R/r1 2R/r1 + r2 R/r1 - r2 3R/r1 - r2 2R/r1 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Kinetic friction may be defined as Ratio of limiting friction and normal reaction Friction force acting when the body is just about to move Friction force acting when the body is in motion Angle between normal reaction and resultant of normal reaction and limiting friction Ratio of limiting friction and normal reaction Friction force acting when the body is just about to move Friction force acting when the body is in motion Angle between normal reaction and resultant of normal reaction and limiting friction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A retarding force on a body does not Retard the motion of the body Change the motion of the body Introduce the motion of the body None of these Retard the motion of the body Change the motion of the body Introduce the motion of the body None of these ANSWER DOWNLOAD EXAMIANS APP