45°

90°

135°

180°

**The frictional torque transmitted in a flat pivot bearing, considering uniform pressure, is (where μ…****Which of the following is an open pair?****Which of the following mechanisms produces mathematically an exact straight line motion?****Effort of a governor is the****If ω/ωn is very low for a body vibrating under steady state vibrations, the phase angle for…****The equation of motion for a vibrating system with viscous damping is (d²x/dt²) + (c/m).(dx/dt)…****For an isochronous Hartnell governor (where r₁ and r₂ = Maximum and minimum radius of…****The pressure angle of a cam depends upon****A spring controlled governor is found unstable. It can be made stable by****The relation between number of pairs (p) forming a kinematic chain and the number of links (l) is****The number of links and instantaneous centers in a reciprocating engine mechanism are****The primary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given…****For the same lift and same angle of ascent, a smaller base circle will give****If the opposite links of a four bar linkage are equal, the links will always form a****The displacement of a flat faced follower when it has contact with the flank of a circular arc cam,…****The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ…****The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke…****Pitch point of a cam is****Which of the following is an example of sliding pair?****Which of the following statement is correct?****Whitworth quick return mechanism is obtained by inversion of****The critical speed of a shaft depends upon its****ABCD is a four bar mechanism in which AB = 310 mm and CD = 450 mm. AB and CD are both perpendicular…****The coriolis component of acceleration leads the sliding velocity by****In gramophones for adjusting the speed of the turntable, the following type of governor is commonly…****In S.H.M., acceleration is proportional to****If the radius of gyration of a compound pendulum about an axis through e.g. is more, then its frequency…****The purpose of a link is to****When the two elements of a pair have a surface contact when relative motion takes place and the surface…****Minimum number of teeth for involute rack and pinion arrangement for pressure angle of 20° is**