Theory of Machine Which one of the following is an exact straight line mechanism using lower pairs? Robert’s mechanism Watt’s mechanism Grasshopper mechanism Peaucellier’s mechanism Robert’s mechanism Watt’s mechanism Grasshopper mechanism Peaucellier’s mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient. Inversely proportional to Equal to Independent of Directly proportional to Inversely proportional to Equal to Independent of Directly proportional to ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Peaucellier’s mechanism has Six links Twelve links Four links Eight links Six links Twelve links Four links Eight links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A motor car moving at a certain speed takes a left turn in a curved path. If the engine rotates in the same direction as that of wheels, men due to centrifugal force The reaction on the front wheels increases and on the rear wheels decreases The reaction on me inner wheels increases and on the outer wheels decreases The reaction on the outer wheels increases and on the inner wheels decreases The reaction on the rear wheels increases and on the front wheels decreases The reaction on the front wheels increases and on the rear wheels decreases The reaction on me inner wheels increases and on the outer wheels decreases The reaction on the outer wheels increases and on the inner wheels decreases The reaction on the rear wheels increases and on the front wheels decreases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration acts Parallel to the sliding surface Along the sliding surface Perpendicular to the sliding surface At 45° to the sliding surface Parallel to the sliding surface Along the sliding surface Perpendicular to the sliding surface At 45° to the sliding surface ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of completely constrained motion is a Motion of a shaft with collars at each end in a circular hole Motion of a square bar in a square hole Motion of a piston in the cylinder of a steam engine All of these Motion of a shaft with collars at each end in a circular hole Motion of a square bar in a square hole Motion of a piston in the cylinder of a steam engine All of these ANSWER DOWNLOAD EXAMIANS APP
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