Theory of Machine When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to Zero One π π/2 Zero One π π/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The train value of a gear train is Always less than unity Equal to velocity ratio of a gear train Reciprocal of velocity ratio of a gear train Always greater than unity Always less than unity Equal to velocity ratio of a gear train Reciprocal of velocity ratio of a gear train Always greater than unity 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 Damping factor Critical damping ratio Logarithmic decrement Magnification factor Damping factor Critical damping ratio Logarithmic decrement Magnification factor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a reciprocating steam engine, which of the following forms a kinematic link? Cylinder and piston Flywheel and engine frame Crankshaft and flywheel Piston rod and connecting rod Cylinder and piston Flywheel and engine frame Crankshaft and flywheel Piston rod and connecting rod ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following mechanisms produces mathematically an exact straight line motion? Tchebicheff mechanism Watt mechanism Peaucellier's mechanism Grasshopper mechanism Tchebicheff mechanism Watt mechanism Peaucellier's mechanism Grasshopper mechanism 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 [sin θ + (sin 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ωr [cos θ + (cos 2θ/n)] ω²r [cos θ + (cos 2θ/n)] ωr [sin θ + (sin 2θ/n)] ω²r [sin θ + (sin 2θ/n)] ωr [cos θ + (cos 2θ/n)] ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS