Engineering Mechanics One kg force is equal to 8.9 N 9.8 N 12 N 7.8 N 8.9 N 9.8 N 12 N 7.8 N ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The static friction Bears a constant ratio to the normal reaction between the two surfaces All of these Is independent of the area of contact, between the two surfaces Always acts in a direction, opposite to that in which the body tends to move Bears a constant ratio to the normal reaction between the two surfaces All of these Is independent of the area of contact, between the two surfaces Always acts in a direction, opposite to that in which the body tends to move ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Mechanical advantage to the velocity ratio Work done by the machine to the work done on the machine All of these Output to the input Mechanical advantage to the velocity ratio Work done by the machine to the work done on the machine All of these Output to the input ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A ladder is resting on a rough ground and leaning against a smooth vertical wall. The force of friction will act Upward at its upper end Perpendicular to the wall at its upper end Zero at its upper end Downward at its upper end Upward at its upper end Perpendicular to the wall at its upper end Zero at its upper end Downward at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Coefficient of friction depends upon Area of contact only None of these Both (A) and (B) Nature of surface only Area of contact only None of these Both (A) and (B) Nature of surface only ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum acceleration of a particle moving with simple harmonic motion is ω ω²r ωr ω/r ω ω²r ωr ω/r ANSWER DOWNLOAD EXAMIANS APP
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