Theory of Machine The natural frequency of free transverse vibrations due to a point load acting over a simply supported shaft is equal to (where δ = Static deflection of a simply supported shaft due to the point load) 0.4985/√δ 0.6253/√δ 0.5615/√δ 0.571/√δ 0.4985/√δ 0.6253/√δ 0.5615/√δ 0.571/√δ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A pantograph is a mechanism with Rolling pairs Higher pairs Turning pairs Lower pairs Rolling pairs Higher pairs Turning pairs Lower pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies At the pin joint At the centre of circle At the centre of curvature On their point of contact At the pin joint At the centre of circle At the centre of curvature On their point of contact ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Crowning on pulleys helps Increase belt and pulley life For automatic adjustment of belt position so that belt runs centrally In decreasing the slip of the belt In increasing velocity ratio Increase belt and pulley life For automatic adjustment of belt position so that belt runs centrally In decreasing the slip of the belt In increasing velocity ratio ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The condition for correct steering of a Davis steering gear is (where α = Angle of inclination of the links to the vertical) cotα = c/2b sinα = b/c cosα = c/b tanα = c/2b cotα = c/2b sinα = b/c cosα = c/b tanα = c/2b ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The partial balancing of reciprocating parts in locomotives produces All of these Variation in tractive force along the line of stroke Hammer blow Swaying couple All of these Variation in tractive force along the line of stroke Hammer blow Swaying couple ANSWER DOWNLOAD EXAMIANS APP
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