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 10 kg, - ve sense 20 kg, - ve sense 20 kg, + ve sense 10 kg, + ve sense 10 kg, - ve sense 20 kg, - ve sense ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Two coplanar couples having equal and opposite moments Produce a couple and an unbalanced force Produce a moment of couple Balance each other Are equivalent Produce a couple and an unbalanced force Produce a moment of couple Balance each other Are equivalent 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 the friction force acting when the body is in motion angle between normal reaction and the resultant of normal reaction and the limiting friction ratio of limiting friction and normal reaction the friction force acting when the body is just about to move 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 Coulomb friction is the friction between two dry surfaces bodies having relative motion solids and liquids two lubricated surfaces two dry surfaces bodies having relative motion solids and liquids two lubricated surfaces ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If three forces acting in different planes can be represented by a triangle, these will be in full equilibrium partial equilibrium non-equilibrium unpredictable full equilibrium partial equilibrium non-equilibrium unpredictable ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is the locus of a point that moves in such a manner that its distance from a fixed point is equal to its distance from a fixed line multiplied by a constant greater than one parabola ellipse circle hyperbola parabola ellipse circle hyperbola ANSWER DOWNLOAD EXAMIANS APP