Engineering Mechanics If a number of coplanar forces acting at a point be in equilibrium, the sum of clockwise moments must be __________ the sum of anticlockwise moments, about any point. Equal to None of these Greater than Less than Equal to None of these Greater than Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Three forces acting on a rigid body are represented in magnitude, direction and line of action by the three sides of a triangle taken in order. The forces are equivalent to a couple whose moment is equal to None of these Half the area of the triangle Twice the area of the triangle Area of the triangle None of these Half the area of the triangle Twice the area of the triangle Area of the triangle ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Whenever a force acts on a body and the body undergoes a displacement, then None of these Work is said to be done Power is being transmitted Body has kinetic energy of translation None of these Work is said to be done Power is being transmitted Body has kinetic energy of translation ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Mechanical advantage to the velocity ratio Output to the input Work done by the machine to the work done on the machine All of these Mechanical advantage to the velocity ratio Output to the input Work done by the machine to the work done on the machine All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of moment of inertia of an area is kg-m2 kg/m2 kg-m-s2 m4 kg-m2 kg/m2 kg-m-s2 m4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be Perpendicular to the wall at its upper end Upwards at its upper end Zero at its upper end Downwards at its upper end Perpendicular to the wall at its upper end Upwards at its upper end Zero at its upper end Downwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS