Theory of Machine With usual notations for different parameters involved, the maximum fluctuations of energy for a flywheel is given by 2ECS 2E²CS EC S/2 2ECS² 2ECS 2E²CS EC S/2 2ECS² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For two governors A and B, the lift of sleeve of governor A is more than that of governor B, for a given fractional change in speed. It indicates that None of these Both governors A and B are equally sensitive Governor A is more sensitive than governor B Governor B is more sensitive than governor A None of these Both governors A and B are equally sensitive Governor A is more sensitive than governor B Governor B is more sensitive than governor A ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For S.H.M. cam, the acceleration of the follower at the ends of the stroke and aimed stroke respectively, is Maximum and zero Minimum and maximum Zero and maximum Zero and minimum Maximum and zero Minimum and maximum Zero and maximum Zero and minimum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The displacement of the reciprocating roller follower, when it has contact with the straight flanks of the tangent cam, is given by (where r₁ = Minimum radius of the cam, r₂ = Radius of the roller follower, and θ = Angle turned by the cam from the beginning of the follower displacement) (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) (1 + cosθ) (r₁ - r₂) (1 - cosθ) (r₁ + r₂) [(1 - cosθ)/cosθ] (r₁ - r₂) [(1 - cosθ)/cosθ] (r₁ + r₂) (1 + cosθ) (r₁ - r₂) (1 - cosθ) (r₁ + r₂) [(1 - cosθ)/cosθ] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For dynamic balancing of a shaft None of these The net dynamic force acting on the shaft is equal to zero Both (A) and (B) The net couple due to the dynamic forces acting on the shaft is equal to zero None of these The net dynamic force acting on the shaft is equal to zero Both (A) and (B) The net couple due to the dynamic forces acting on the shaft is equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The contact ratio is given by (Length of path of recess)/(Circular pitch) (Length of the path of approach)/(Circular pitch) (Length of the arc of contact)/(Circular pitch) (Length of the arc of approach)/cosφ (Length of path of recess)/(Circular pitch) (Length of the path of approach)/(Circular pitch) (Length of the arc of contact)/(Circular pitch) (Length of the arc of approach)/cosφ ANSWER DOWNLOAD EXAMIANS APP
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