Theory of Machine A foot step bearing and rotor of a vertical turbine form examples of Partially constrained motion Incompletely constrained motion Completely constrained motion Successfully constrained motion Partially constrained motion Incompletely constrained motion Completely constrained motion Successfully constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by ωR cosθ ω(R - r₁) cosθ ω(R - r₁) sinθ ωr₁ sinθ ωR cosθ ω(R - r₁) cosθ ω(R - r₁) sinθ ωr₁ sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body is said to be under forced vibrations, when None of these A body vibrates under the influence of external force No external force acts on a body, after giving it an initial displacement There is a reduction in amplitude after every cycle of vibration None of these A body vibrates under the influence of external force No external force acts on a body, after giving it an initial displacement There is a reduction in amplitude after every cycle of vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Crowning on pulleys helps Increase belt and pulley life In increasing velocity ratio For automatic adjustment of belt position so that belt runs centrally In decreasing the slip of the belt Increase belt and pulley life In increasing velocity ratio For automatic adjustment of belt position so that belt runs centrally In decreasing the slip of the belt ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Davis steering gear consists of Rolling pairs Higher pairs Turning pairs Sliding pairs Rolling pairs Higher pairs Turning pairs Sliding pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free torsional vibrations of a shaft is equal to (where q = Torsional stiffness of the shaft, and I = Mass moment of inertia of the disc attached at the end of a shaft) 2π. √(q/I) 2π qI (1/2π). √(q/I) 1/2π 2π. √(q/I) 2π qI (1/2π). √(q/I) 1/2π ANSWER DOWNLOAD EXAMIANS APP