Strength of Materials Coefficient of friction is the 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 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 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A flywheel on a motor goes from rest to 1000 rpm in 6 sec. The number of revolutions made is nearly equal to 50 100 250 25 50 100 250 25 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Center of percussion is point of suspension the point of metacentre the point of C.G. the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis point of suspension the point of metacentre the point of C.G. the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials According to principle of transmissibility of forces, the effect of a force upon a body is Minimum when it acts at the C.G. of the body Different at different points in its line of action Maximum when it acts at the center of gravity of a body The same at every point in its line of action Minimum when it acts at the C.G. of the body Different at different points in its line of action Maximum when it acts at the center of gravity of a body The same at every point in its line of action ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not a scalar quantity acceleration density mass volume acceleration density mass volume ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Two non-collinear parallel equal forces acting in opposite direction balance each other constitute a couple constitute a moment of couple constitute a moment balance each other constitute a couple constitute a moment of couple constitute a moment ANSWER DOWNLOAD EXAMIANS APP