Theory of Machine The axis of precession is __________ to the plane in which the axis of spin is going to rotate. None of these Both A and B Perpendicular Parallel None of these Both A and B Perpendicular Parallel ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary 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 (sin 2θ/n) m.ω².r sinθ m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r sinθ m.ω².r cosθ m.ω².r (cos 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The inversion of a mechanism is Changing of a higher pair to a lower pair Obtained by reversing the input and output motion Obtained by fixing different links in a kinematic chain Turning its upside down Changing of a higher pair to a lower pair Obtained by reversing the input and output motion Obtained by fixing different links in a kinematic chain Turning its upside down ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the load on the engine increases, it becomes necessary to increase the supply of working fluid and when the load decreases, less working fluid is required. The supply of the working fluid to the engine is controlled by a Governor D-slide valve Flywheel Meyer's expansion valve Governor D-slide valve Flywheel Meyer's expansion valve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of the number of teeth to the pitch circle diameter in millimeters, is called Module None of these Circular pitch Diametral pitch Module None of these Circular pitch Diametral pitch ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a system subjected to damped forced vibrations, the ratio of maximum displacement to the static deflection is known as Magnification factor Logarithmic decrement Critical damping ratio Damping factor Magnification factor Logarithmic decrement Critical damping ratio Damping factor ANSWER DOWNLOAD EXAMIANS APP
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