Theory of Machine The lead screw of a lathe with nut forms a Sliding pair Rolling pair Screw pair Turning pair Sliding pair Rolling pair Screw pair Turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which type of gear train is used in clock mechanism to join hour hand and minute hand? Simple gear train Compound gear train Reverted gear train Epicyclic gear train Simple gear train Compound gear train Reverted gear train Epicyclic gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A disc is a spinning with an angular velocity ω rad/s about the axis of spin. The couple applied to the disc causing precession will be (where I = Mass moment of inertia of the disc, and ωP = Angular velocity of precession of the axis of spin) Iω² I ω ωP (1/2). I ω ωP (1/2).Iω² Iω² I ω ωP (1/2). I ω ωP (1/2).Iω² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The direction of linear velocity of any point on a link with respect to another point on the same link is Parallel to the link joining the points Perpendicular to the link joining the points None of the listed here At 45° to the link joining the points Parallel to the link joining the points Perpendicular to the link joining the points None of the listed here At 45° to the link joining the points ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) r cosφ (r/2) cosφ r sinφ r tanφ r cosφ (r/2) cosφ r sinφ r tanφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced primary forces in a reciprocating engine are Not balanced Balanced by secondary forces Balanced partially Balanced completely Not balanced Balanced by secondary forces Balanced partially Balanced completely ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS