Theory of Machine What is the number of instantaneous centers for an eight link mechanism? 30 15 8 28 30 15 8 28 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 [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)] ωr [sin θ + (sin 2θ/n)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For fluctuating loads, well suited bearing is Ball bearing Thrust bearing Roller bearing Needle roller bearing Ball bearing Thrust bearing Roller bearing Needle roller bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which gear is used for connecting two coplanar and intersecting shafts? Helical gear Bevel gear None of these Spur gear Helical gear Bevel gear None of these Spur gear 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) Less than unity Zero Equal to unity Greater than unity Less than unity Zero Equal to unity Greater than unity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The flank of the tooth is the surface of the tooth __________ the pitch surface. Below At Above None of these Below At Above None of these ANSWER DOWNLOAD EXAMIANS APP