Theory of Machine A pantograph is a mechanism with Lower pairs Higher pairs Rolling pairs Turning pairs Lower pairs Higher pairs Rolling pairs Turning pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give the primary balance of the reciprocating parts of a multi-cylinder inline engines Both (A) and (B) The algebraic sum of the primary forces must be equal to zero None of these The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero Both (A) and (B) The algebraic sum of the primary forces must be equal to zero None of these The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Klein's construction gives a graphic construction for Slider-crank mechanism Four bar chain mechanism Velocity polygon Acceleration polygon Slider-crank mechanism Four bar chain mechanism Velocity polygon Acceleration polygon ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The driving and driven shafts connected by a Hooke's joint will have equal speeds, if cosθ = sinα sinθ = ± tanα tanθ = ± cosα cotθ = cosα cosθ = sinα sinθ = ± tanα tanθ = ± cosα cotθ = cosα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of piston in a reciprocating steam engine is given by (where ω = Angular velocity of crank, r = Radius of crank pin circle, θ = Angle turned by crank from inner dead center, and n = Ratio of length of connecting rod to the radius of crank) ω²r [sin θ + (sin 2θ/n)] ω²r [cos θ + (cos 2θ/n)] ωr [sin θ + (sin 2θ/n)] ωr [cos θ + (cos 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ω²r [cos θ + (cos 2θ/n)] ωr [sin θ + (sin 2θ/n)] ωr [cos θ + (cos 2θ/n)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the below are inversions of slider crank mechanism? 1. Oscillating cylinder engine mechanism 2. Toggle mechanism 3. Radial cylinder engine mechanism 4. Quick return mechanism 1, 2 and 3 2, 3 and 4 1, 2 and 4 1, 3 and 4 1, 2 and 3 2, 3 and 4 1, 2 and 4 1, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP