Theory of Machine Which of the following mechanisms produces mathematically an exact straight line motion? Peaucellier's mechanism Grasshopper mechanism Tchebicheff mechanism Watt mechanism Peaucellier's mechanism Grasshopper mechanism Tchebicheff mechanism Watt mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A single degree of freedom system is given by, m × (d²x/dt²) + c × (dx/dt) + sx = F.cosω.t with usual notations. It represents Free vibration with damping Forced vibration without damping Free vibration without damping Forced vibration with damping Free vibration with damping Forced vibration without damping Free vibration without damping Forced vibration with damping ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The advantage of the piston valve over the slide valve is that in the former case Both wear and power absorbed are low Power absorbed is less The pressure developed being high provides tight sealing Wear is less Both wear and power absorbed are low Power absorbed is less The pressure developed being high provides tight sealing Wear is less ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For the same lift and same angle of ascent, a smaller base circle will give Something else There is no such relation with pressure angle A small value of pressure angle A large value of pressure angle Something else There is no such relation with pressure angle A small value of pressure angle A large value of pressure angle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum or minimum value of the swaying couple is ± 2a (1 - c) m.ω².r ± a (1 - c) m.ω².r ± (a/√2) (1 - c) m.ω².r ± c.m.ω².r ± 2a (1 - c) m.ω².r ± a (1 - c) m.ω².r ± (a/√2) (1 - c) m.ω².r ± c.m.ω².r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted by a disc or plate clutch is same as that of Conical pivot bearing Flat collar bearing Flat pivot bearing Truncated conical pivot bearing Conical pivot bearing Flat collar bearing Flat pivot bearing Truncated conical pivot bearing ANSWER DOWNLOAD EXAMIANS APP