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 Area of the triangle Twice the area of the triangle None of these Half the area of the triangle Area of the triangle Twice the area of the triangle None of these Half the area of the triangle ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be Downwards at its upper end Towards the wall at its upper end Upwards at its upper end Away from the wall at its upper end Downwards at its upper end Towards the wall at its upper end Upwards at its upper end Away from the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force which comes into play when a body just begins to slide over another surface is called Limiting friction Kinematic friction Sliding friction Rolling friction Limiting friction Kinematic friction Sliding friction Rolling friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion of the homogeneous rod of length āLā suspended at the top will be L/2 L/3 3L/4 2L/3 L/2 L/3 3L/4 2L/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia is the Second moment of area Second moment of mass All of these Second moment of force Second moment of area Second moment of mass All of these Second moment of force ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a rectangular section 3 cm wide and 4 cm deep about X-X axis is 9 cm4 16 cm4 12 cm4 20 cm4 9 cm4 16 cm4 12 cm4 20 cm4 ANSWER DOWNLOAD EXAMIANS APP