Theory of Machine For two governors A and B, the lift of sleeve of governor A is more than that of governor B, for a given fractional change in speed. It indicates that Both governors A and B are equally sensitive Governor B is more sensitive than governor A Governor A is more sensitive than governor B None of these Both governors A and B are equally sensitive Governor B is more sensitive than governor A Governor A is more sensitive than governor B None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free torsional vibrations of a shaft is equal to (where q = Torsional stiffness of the shaft, and I = Mass moment of inertia of the disc attached at the end of a shaft) (1/2π). √(q/I) 1/2π 2π qI 2π. √(q/I) (1/2π). √(q/I) 1/2π 2π qI 2π. √(q/I) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give a complete secondary balance of a multi-cylinder inline engine, The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero Both (A) and (B) None of these The algebraic sum of the secondary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the secondary forces must be equal to zero Both (A) and (B) None of these The algebraic sum of the secondary forces must be equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat collar bearing, considering uniform wear, is (where r₁ and r₂ = External and internal radii of collar respectively) (1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2) μ W (r₁ + r₂) (2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3) μ W (r₁ + r₂) (1/2) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (1/2) μ W (r₁ + r₂) (2/3) μ W [(r₁³ - r₂³)/(r₁² - r₂²)] (2/3) μ W (r₁ + r₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A torsional system with discs of moment of inertia I₁ and I₂ as shown in the below figure, is gear driven such that the ratio of speed of shaft B to shaft A is 'G'. Neglecting the inertia of gears, the equivalent inertia of disc on shaft B at the speed of shaft A is equal to I₂/G G.I₂ G².I₂ I₂/G² I₂/G G.I₂ G².I₂ I₂/G² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following would constitute a link? Piston, piston rod and cross head Piston rod and cross head Piston, crank pin and crank shaft Piston and piston rod Piston, piston rod and cross head Piston rod and cross head Piston, crank pin and crank shaft Piston and piston rod ANSWER DOWNLOAD EXAMIANS APP
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