Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis through its base, is bh3/8 bh3/36 bh3/4 bh3/12 bh3/8 bh3/36 bh3/4 bh3/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion is below the centre of gravity of the body and is at a distance equal to h/kG h × kG h2/kG kG2/h h/kG h × kG h2/kG kG2/h ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be Upwards at its upper end Downwards at its upper end Towards the wall at its upper end Away from the wall at its upper end Upwards at its upper end Downwards at its upper end Towards the wall at its upper end Away from the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Angle of friction is the Ratio of limiting friction and normal reaction The ratio of minimum friction force to friction force acting when the body is in motion The ratio of minimum friction force to the friction force acting when the body is just about to move Angle between normal reaction and the resultant of normal reaction and the limiting friction Ratio of limiting friction and normal reaction The ratio of minimum friction force to friction force acting when the body is in motion The ratio of minimum friction force to the friction force acting when the body is just about to move Angle between normal reaction and the resultant of normal reaction and the limiting friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a simple wheel and axle with D and d as the diameters of effort wheel and load axle, is D - d D / d D × d D + d D - d D / d D × d D + d ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When the spring of a watch is wound, it will possess Kinetic energy Strain energy Electrical energy Heat energy Kinetic energy Strain energy Electrical energy Heat energy ANSWER DOWNLOAD EXAMIANS APP