Theory of Machine In locomotives, the ratio of the connecting rod length to me crank radius is kept very large in order to To start the locomotive quickly Minimize the effect of secondary forces Minimize the effect of primary forces Have perfect balancing To start the locomotive quickly Minimize the effect of secondary forces Minimize the effect of primary forces Have perfect balancing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft carrying two rotors at its ends will have One node No node Three nodes Two nodes One node No node Three nodes Two nodes ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A disturbing mass m₁ attached to the rotating shaft may be balanced by a single mass m₂ attached in the same plane of rotation as that of m₁, such that (where r₁ and r₂ are the radii of rotation of m₁ and m₂ respectively) m₁ m₂ = r₁ r₂ m₁ r₂ = m₂ r₁ m₁ r₁ = m₂ r₂ None of these m₁ m₂ = r₁ r₂ m₁ r₂ = m₂ r₁ m₁ r₁ = m₂ r₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The locus of a point on a thread unwound from a cylinder will be Involute A circle Cycloidal A straight line Involute A circle Cycloidal A straight line ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Sensitiveness of the governor is defined as the ratio of the Sum of the maximum and minimum equilibrium speeds to the mean speed Mean speed to the minimum equilibrium speed Mean speed to the maximum equilibrium speed Difference of the maximum and minimum equilibrium speeds to the mean speed Sum of the maximum and minimum equilibrium speeds to the mean speed Mean speed to the minimum equilibrium speed Mean speed to the maximum equilibrium speed Difference of the maximum and minimum equilibrium speeds to the mean speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two elements of a pair are said to form a higher pair, when they Have a surface contact when in motion Have a line or point contact when in motion Permit relative motion Are kept in contact by the action of external forces, when in motion Have a surface contact when in motion Have a line or point contact when in motion Permit relative motion Are kept in contact by the action of external forces, when in motion ANSWER DOWNLOAD EXAMIANS APP
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