Theory of Machine The minimum force required to slide a body of weight W on a rough horizontal plane is W sinθ W cosθ W cosecθ W tanθ W sinθ W cosθ W cosecθ W tanθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Rectangular bar in a rectangular hole is the following type of pair Completely constrained motion Partially constrained motion Incompletely constrained motion Freely constrained motion Completely constrained motion Partially constrained motion Incompletely constrained motion Freely constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The type of gears used to connect two non parallel and non intersecting shafts is Spur gear Spiral gear Helical gear Bevel gear Spur gear Spiral gear Helical gear Bevel gear ANSWER DOWNLOAD EXAMIANS APP
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) 0.6253/√δ 0.5615/√δ 0.4985/√δ 0.571/√δ 0.6253/√δ 0.5615/√δ 0.4985/√δ 0.571/√δ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, θ = Angle of inclination of crank with the line of stroke, and n = Ratio of the length of connecting rod to radius of crank) m.ω².r (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r cosθ m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r cosθ m.ω².r sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the speed of the engine fluctuates continuously above and below the mean speed, the governor is said to be Isochronous Stable Hunt Unstable Isochronous Stable Hunt Unstable ANSWER DOWNLOAD EXAMIANS APP