Theory of Machine For fluctuating loads, well suited bearing is Needle roller bearing Ball bearing Roller bearing Thrust bearing Needle roller bearing Ball bearing Roller bearing Thrust bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In locomotives, the ratio of the connecting rod length to me crank radius is kept very large in order to Minimize the effect of primary forces To start the locomotive quickly Minimize the effect of secondary forces Have perfect balancing Minimize the effect of primary forces To start the locomotive quickly Minimize the effect of secondary forces Have perfect balancing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Coriolis component is encountered in Slider crank mechanism Quick return mechanism of shaper Both (A) and (C) above Four bar chain mechanism Slider crank mechanism Quick return mechanism of shaper Both (A) and (C) above Four bar chain mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by (where δ = Deflection of the spring) 2π. √(g/δ) 1/2π. √(δ/g) 1/2π. √(g/δ) 2π. √(δ/g) 2π. √(g/δ) 1/2π. √(δ/g) 1/2π. √(g/δ) 2π. √(δ/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The partial balancing of reciprocating parts in locomotives produces All of these Variation in tractive force along the line of stroke Hammer blow Swaying couple All of these Variation in tractive force along the line of stroke Hammer blow Swaying couple ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The dynamic friction is the friction experienced by a body, when the body Just begins to slide over the surface of the other body Is at rest None of these Is in motion Just begins to slide over the surface of the other body Is at rest None of these Is in motion ANSWER DOWNLOAD EXAMIANS APP