Theory of Machine For the same lift and same angle of ascent, a smaller base circle will give Something else A large value of pressure angle A small value of pressure angle There is no such relation with pressure angle Something else A large value of pressure angle A small value of pressure angle There is no such relation with pressure angle 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 To start the locomotive quickly Have perfect balancing Minimize the effect of primary forces Minimize the effect of secondary forces To start the locomotive quickly Have perfect balancing Minimize the effect of primary forces Minimize the effect of secondary forces 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)] 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)] ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the inner dead centre, in a reciprocating steam engine, then the velocity of the piston will be None of these Minimum Maximum Zero None of these Minimum Maximum Zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Cross head and guides form a Sliding pair Higher pair Turning pair Lower pair Sliding pair Higher pair Turning pair Lower pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Cam size depends upon Outer circle Pitch circle Prime circle Base circle Outer circle Pitch circle Prime circle Base circle ANSWER DOWNLOAD EXAMIANS APP
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