Theory of Machine The inversion of a mechanism is Obtained by fixing different links in a kinematic chain Obtained by reversing the input and output motion Turning its upside down Changing of a higher pair to a lower pair Obtained by fixing different links in a kinematic chain Obtained by reversing the input and output motion Turning its upside down Changing of a higher pair to a lower pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In involute gears, the pressure angle is Always variable Dependent on the size of teeth Dependent on the size of gears Always constant Always variable Dependent on the size of teeth Dependent on the size of gears Always constant ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For the same lift and same angle of ascent, a smaller base circle will give A large value of pressure angle A small value of pressure angle Something else There is no such relation with pressure angle A large value of pressure angle A small value of pressure angle Something else There is no such relation with pressure angle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, θ = Angle of inclination of crank with the line of stroke, and n = Ratio of the length of connecting rod to radius of crank) m.ω².r (cos 2θ/n) m.ω².r sinθ m.ω².r cosθ m.ω².r (sin 2θ/n) m.ω².r (cos 2θ/n) m.ω².r sinθ m.ω².r cosθ m.ω².r (sin 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The component of the acceleration, perpendicular to the velocity of the particle, at the given instant is called Coriolis component Tangential component None of these Radial component Coriolis component Tangential component None of these Radial component ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lower pair is a Sliding pair Open pair Point contact pair Closed pair Sliding pair Open pair Point contact pair Closed pair ANSWER DOWNLOAD EXAMIANS APP