Theory of Machine The locus of a point on a thread unwound from a cylinder will be A circle Cycloidal A straight line Involute A circle Cycloidal A straight line Involute ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If some links are connected such that motion between them can take place in more than one direction, it is called Incompletely constrained motion Partially constrained motion Successfully constrained motion Completely constrained motion Incompletely constrained motion Partially constrained motion Successfully constrained motion Completely constrained motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which one of the following is an exact straight line mechanism using lower pairs? Watt’s mechanism Grasshopper mechanism Peaucellier’s mechanism Robert’s mechanism Watt’s mechanism Grasshopper mechanism Peaucellier’s mechanism Robert’s mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following has sliding motion? Crank Connecting rod Crank pin Cross-head Crank Connecting rod Crank pin Cross-head ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body in motion will be subjected to Coriolis acceleration when that body is Restrained to rotate while sliding over another body In plane rotation with variable velocity In plane translation with variable velocity In plane motion which is a resultant of plane translation and rotation Restrained to rotate while sliding over another body In plane rotation with variable velocity In plane translation with variable velocity In plane motion which is a resultant of plane translation and rotation ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The essential condition of placing the two masses, so that the system becomes dynamically equivalent, is (where l₁ and l₂ = Distance of two masses from the centre of gravity of the body, and kG = Radius of gyration of the body) l₂ = kG l₁ = kG l₁l₂ = kG l₁l₂ = kG² l₂ = kG l₁ = kG l₁l₂ = kG l₁l₂ = kG² ANSWER DOWNLOAD EXAMIANS APP
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