Theory of Machine The equation of motion for a vibrating system with viscous damping is (d²x/dt²) + (c/m).(dx/dt) + (s/m).x = 0, if the roots of the equation are __________ then the system will be under damped. Equal Real None of these Complex conjugate Equal Real None of these Complex conjugate ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to I₂/G² G.I₂ I₂/G G².I₂ I₂/G² G.I₂ I₂/G G².I₂ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The pressure angle of a cam depends upon All of these Angle of ascent Offset between center lines of cam and follower Lift of follower All of these Angle of ascent Offset between center lines of cam and follower Lift of follower ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a body is subjected to transverse vibrations, the stress induced in a body will be Compressive stress Bending stress Tensile stress Shear stress Compressive stress Bending stress Tensile stress Shear stress ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine TJIE horse power transmitted by a belt is dependent upon All of these Tension on tight side of belt Radius of pulley Tension on slack side of belt All of these Tension on tight side of belt Radius of pulley Tension on slack side of belt ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A disc is a spinning with an angular velocity ω rad/s about the axis of spin. The couple applied to the disc causing precession will be (where I = Mass moment of inertia of the disc, and ωP = Angular velocity of precession of the axis of spin) (1/2).Iω² Iω² (1/2). I ω ωP I ω ωP (1/2).Iω² Iω² (1/2). I ω ωP I ω ωP ANSWER DOWNLOAD EXAMIANS APP
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