Engineering Mechanics The static friction All of these Bears a constant ratio to the normal reaction between the two surfaces Always acts in a direction, opposite to that in which the body tends to move Is independent of the area of contact, between the two surfaces All of these Bears a constant ratio to the normal reaction between the two surfaces Always acts in a direction, opposite to that in which the body tends to move Is independent of the area of contact, between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its vertex and parallel to the base, is __________ than that passing through its C.G. and parallel to the base. Two times Four times Nine times Six times Two times Four times Nine times Six times 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 Kinematic friction Rolling friction Sliding friction Limiting friction Kinematic friction Rolling friction Sliding friction Limiting friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential pulley block with D and d as the diameters of larger and smaller pulley, is D/(D + d) 2D/(D - d) D/(D - d) 2D/(D + d) D/(D + d) 2D/(D - d) D/(D - d) 2D/(D + d) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of work in S.I. units is Newton kg-m joule erg Newton kg-m joule erg ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The efficiency of a lifting machine is the ratio of Work done by the machine to the work done on the machine Output to the input Mechanical advantage to the velocity ratio All of these Work done by the machine to the work done on the machine Output to the input Mechanical advantage to the velocity ratio All of these ANSWER DOWNLOAD EXAMIANS APP
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