Theory of Machine Whitworth quick return mechanism is obtained by inversion of Kinematic chain Roller cam mechanism Five link mechanism Slider crank mechanism Kinematic chain Roller cam mechanism Five link mechanism Slider crank mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time is given by (where ω = Angular velocity of the particle in rad/s) 2π/ω ω/2π π/ω ω × 2π 2π/ω ω/2π π/ω ω × 2π 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 (1/2). I ω ωP Iω² I ω ωP (1/2).Iω² (1/2). I ω ωP Iω² I ω ωP ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the damping factor for a vibrating system is unity, then the system will be Over damped Under damped Critically damped Without vibrations Over damped Under damped Critically damped Without vibrations ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The arrangement is called bevel gearing, when two __________ are connected by gears. Parallel and non-coplanar shafts Parallel and coplanar shafts Non-intersecting and non-coplanar shafts Intersecting and coplanar shafts Parallel and non-coplanar shafts Parallel and coplanar shafts Non-intersecting and non-coplanar shafts Intersecting and coplanar shafts ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ‘D₁’ and ‘D₂’ be the diameters of driver and driven pulleys, then belt speed is proportional to D₁/D₂ D₁ D₁.D₂ D₂/D₁ D₁/D₂ D₁ D₁.D₂ D₂/D₁ ANSWER DOWNLOAD EXAMIANS APP