Theory of Machine The dynamic friction is the friction experienced by a body, when the body Is at rest Just begins to slide over the surface of the other body Is in motion None of these Is at rest Just begins to slide over the surface of the other body Is in motion None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Instantaneous center of rotation of a link in a four bar mechanism lies on Left side pivot of this link Can’t occur A point obtained by intersection on extending adjoining links Right side pivot of this link Left side pivot of this link Can’t occur A point obtained by intersection on extending adjoining links Right side pivot of this link ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In gears, interference takes place when Gear teeth are undercut The tip of a tooth of a mating gear digs into the portion between base and root circles Pitch of the gears is not same Gears do not move smoothly in the absence of lubrication Gear teeth are undercut The tip of a tooth of a mating gear digs into the portion between base and root circles Pitch of the gears is not same Gears do not move smoothly in the absence of lubrication ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In full depth involute system, the smallest number of teeth in a pinion which meshes with rack without interference is 32 25 16 12 32 25 16 12 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a body is subjected to transverse vibrations, the stress induced in a body will be Compressive stress Shear stress Bending stress Tensile stress Compressive stress Shear stress Bending stress Tensile stress ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which one of the following is an exact straight line mechanism using lower pairs? Grasshopper mechanism Robert’s mechanism Peaucellier’s mechanism Watt’s mechanism Grasshopper mechanism Robert’s mechanism Peaucellier’s mechanism Watt’s mechanism ANSWER DOWNLOAD EXAMIANS APP
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