Theory of Machine When the elements of a pair are kept in contact by the action of external forces, the pair is said to be a Lower pair Force-closed pair Higher pair Self-closed pair Lower pair Force-closed pair Higher pair Self-closed pair 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 [cos θ + (cos 2θ/n)] ωr [cos θ + (cos 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ωr [sin θ + (sin 2θ/n)] ω²r [cos θ + (cos 2θ/n)] ωr [cos θ + (cos 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ωr [sin θ + (sin 2θ/n)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The tendency of a body to resist change from rest or motion is known as Inertia Friction Mass Resisting force Inertia Friction Mass Resisting force ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The power transmitted by a belt is maximum when the maximum tension in the belt is _________ of centrifugal tension. Two-third Double One-third Three times Two-third Double One-third Three times ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Klein's diagram is useful to find Displacement of various parts Acceleration of various parts Velocity of various parts Angular acceleration of various parts Displacement of various parts Acceleration of various parts Velocity of various parts Angular acceleration of various parts ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to G².I₂ I₂/G² I₂/G G.I₂ G².I₂ I₂/G² I₂/G G.I₂ ANSWER DOWNLOAD EXAMIANS APP
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