Theory of Machine A mechanism consisting of four links is called a __________ mechanism. Binary Compound Simple None of these Binary Compound Simple None of these 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) ωr [sin θ + (sin 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ω²r [cos θ + (cos 2θ/n)] ωr [cos θ + (cos 2θ/n)] ωr [sin θ + (sin 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ω²r [cos θ + (cos 2θ/n)] ωr [cos θ + (cos 2θ/n)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a rigid link OA, velocity of 'A' w.r.t. 'O' will be Along AO Perpendicular to OA Parallel to OA At 45° to OA Along AO Perpendicular to OA Parallel to OA At 45° to OA ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be (where ω = Angular speed of the system, ωn = Natural frequency of vibration of the system) Greater than unity Less than unity Zero Equal to unity Greater than unity Less than unity Zero Equal to unity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A universal joint is an example of Sliding pair Lower pair Rolling pair Higher pair Sliding pair Lower pair Rolling pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Length of arc of contact is given by Arc of approach + Arc of recess Arc of approach / Arc of recess Arc of approach - Arc of recess Arc of approach × Arc of recess Arc of approach + Arc of recess Arc of approach / Arc of recess Arc of approach - Arc of recess Arc of approach × Arc of recess ANSWER DOWNLOAD EXAMIANS APP