(l₁ + l₂ + l₃)/3

l = l₁ + l₂.(d₁/d₂)³ + l₂.(d₁/d₃)³

l = l₁ + l₂.(d₁/d₂)⁴ + l₃.(d₁/d₃)⁴

l₁ + l₂ + l₃

**Klein's construction can be used when****The relation between number of links (l) and number of joints (j) in a kinematic chain is****Torsional vibrations are said to occur when the particles of a body moves****A watt's governor can work satisfactorily at speeds from****If two moving elements have surface contact in motion, such pair is known as****The instantaneous centre of a rigid thin disc rolling on a plane rigid surface is located at****Maximum fluctuation of energy in a flywheel is equal to [where I = Mass moment of inertia of the flywheel,…****Power of a governor is the****The Coriolis component of acceleration acts****Which gear train is used for higher velocity ratios in a small space?****The frequency of oscillation of a compound pendulum is****In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted…****If the opposite links of a four bar linkage are equal, the links will always form a****One end of a helical spring is fixed while the other end carries the load W which moves with simple…****The velocity of a particle moving with simple harmonic motion, at any instant is given by (where ω…****The maximum fluctuation of speed is the****A body will begin to move down an inclined plane, if the angle of inclination of the plane is ________…****Klein's construction is useful to determine****In railway axle boxes, the bearing used is****Which of the following is an inversion of a double slider crank chain?****Which of the following disciplines provides study of the relative motion between the parts of a machine…****If the damping factor for a vibrating system is unity, then the system will be****If the pressure angle is __________, a reciprocating follower will jam in its bearings.****Whirling speed of the shaft is the speed at which****The relation l = (2/3).(j + 2) apply only to kinematic chains in which lower pairs are used. This may…****In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and…****A spring controlled governor is said to be unstable when the controlling force****In gramophones for adjusting the speed of the turntable, the following type of governor is commonly…****Kinematic pairs are those which have****When the sleeve of a Porter governor moves downwards, the governor speed**