Theory of Machine The relation between number of links (l) and number of joints (j) in a kinematic chain is l = (3/4).(j + 3) l = (1/2).(j + 2) l = (2/3).(j + 2) l = j + 4 l = (3/4).(j + 3) l = (1/2).(j + 2) l = (2/3).(j + 2) l = j + 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, the link constitutes a Piston, piston rod and cross-head Connecting rod with big and small end brasses, caps and bolts Crank pin, crankshaft and flywheel All of these Piston, piston rod and cross-head Connecting rod with big and small end brasses, caps and bolts Crank pin, crankshaft and flywheel All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the nature of contact between the elements of a pair is such that it can only slide relative to the other, the pair is known as a Spherical pair Turning pair Sliding pair Screw pair Spherical pair Turning pair Sliding pair Screw pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Elements of pairs held together mechanically is known as Open pair Closed pair Rolling pair Mechanical pair Open pair Closed pair Rolling pair Mechanical pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Flexible coupling is used because It is easy to engage and disengage It is easy to disassemble It transmits shocks gradually It prevents shock transmission and eliminates stress reversals It is easy to engage and disengage It is easy to disassemble It transmits shocks gradually It prevents shock transmission and eliminates stress reversals ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of a particle at any instant has two components i.e. radial component and tangential component. These two components will be Opposite to each other Inclined at 45° Parallel to each other Perpendicular to each other Opposite to each other Inclined at 45° Parallel to each other Perpendicular to each other ANSWER DOWNLOAD EXAMIANS APP
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