Theory of Machine When the sleeve of a Porter governor moves downwards, the governor speed Decreases First increases and then decreases Remain unaffected Increases Decreases First increases and then decreases Remain unaffected Increases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Hooke's joint consists of: Three forks Four forks One fork Two forks Three forks Four forks One fork Two forks ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of the maximum displacement of the forced vibration to the deflection due to the static force, is known as Damping coefficient Magnification factor Logarithmic decrement Damping factor Damping coefficient Magnification factor Logarithmic decrement Damping factor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following would constitute a link? Piston and piston rod Piston, crank pin and crank shaft Piston, piston rod and cross head Piston rod and cross head Piston and piston rod Piston, crank pin and crank shaft Piston, piston rod and cross head Piston rod and cross head ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be (where ω = Angular speed of the system, ωn = Natural frequency of vibration of the system) Equal to unity Greater than unity Zero Less than unity Equal to unity Greater than unity Zero Less than unity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a disc clutch, if there are n₁ number of discs on the driving shaft and n₂ number of discs on the driven shaft, then the number of pairs of contact surfaces will be n₁ + n₂ - 2 n₁ + n₂ - 1 n₁ + n₂ + 1 n₁ + n₂ n₁ + n₂ - 2 n₁ + n₂ - 1 n₁ + n₂ + 1 n₁ + n₂ ANSWER DOWNLOAD EXAMIANS APP