Applied Mechanics and Graphic Statics A system of coplanar forces acting on a rigid body can be reduced to One force and one couple only One force only None of these One couple only One force and one couple only One force only None of these One couple only ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is 8.88 m/sec 12.88 m/sec 10.88 m/sec 5.88 m/sec 8.88 m/sec 12.88 m/sec 10.88 m/sec 5.88 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If y is force and x is velocity, then dimensions of —=r are dx2 M’L-‘T1 M’L-‘T0 M2L’T3 M’^T’ M’L-‘T1 M’L-‘T0 M2L’T3 M’^T’ ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics It is observed that in a certain sinusoidal oscillation, the amplitude is linearly dependent on the frequency f. If the maximum velocity during the oscillation is V, then V must be proportional to 1/f f f² 1/f² 1/f f f² 1/f² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The units of inertia of mass are m⁴ kg/m kg-m² kg/m² m⁴ kg/m kg-m² kg/m² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A heavy ladder resting on a floor and against a vertical wall may not be in equilibrium, if Floor and wall both are smooth surfaces Floor and wall both are rough surfaces Floor is smooth and the wall is rough Floor is rough and the wall is smooth Floor and wall both are smooth surfaces Floor and wall both are rough surfaces Floor is smooth and the wall is rough Floor is rough and the wall is smooth ANSWER DOWNLOAD EXAMIANS APP
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