Engineering Mechanics If a body is acted upon by a number of coplanar non-concurrent forces, it may All of these Be completely at rest Move in any one direction rotating about itself Rotate about itself without moving All of these Be completely at rest Move in any one direction rotating about itself Rotate about itself without moving ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A spherical body is symmetrical about its perpendicular axis. According to Routh's rule, the moment of inertia of a body about an axis passing through its centre of gravity is (where, M = Mass of the body, and S = Sum of the squares of the two semi-axes.) MS/3 None of these MS/4 MS/5 MS/3 None of these MS/4 MS/5 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The acceleration of a particle moving with simple harmonic motion, at any instant is given by ω2.y ω.y ω3.y ω2/y ω2.y ω.y ω3.y ω2/y ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a number of forces are acting at a point, their resultant is given by (∑V)2 +(∑H)2 +2(∑V)(∑H) √[(∑V)2 +(∑H)2 +2(∑V)(∑H)] (∑V)2 + (∑H)2 √[(∑V)2 + (∑H)2] (∑V)2 +(∑H)2 +2(∑V)(∑H) √[(∑V)2 +(∑H)2 +2(∑V)(∑H)] (∑V)2 + (∑H)2 √[(∑V)2 + (∑H)2] ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum velocity of a particle moving with simple harmonic motion is ω ω2r ωr ω/r ω ω2r ωr ω/r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For a self locking machine, the efficiency must be Equal to 50% Less than 50% Greater than 50% 1 Equal to 50% Less than 50% Greater than 50% 1 ANSWER DOWNLOAD EXAMIANS APP