Theory of Machine A typewriter mechanism has 7 numbers of binary joints, six links and none of higher pairs. The mechanism is Not sound Data is not sufficient to determine same Kinematically sound Soundness would depend upon which link is kept fixed Not sound Data is not sufficient to determine same Kinematically sound Soundness would depend upon which link is kept fixed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which type of gearing is used in steering system of an automobile? None of the listed here Rack and pinion Worm and wheel Spiral gears None of the listed here Rack and pinion Worm and wheel Spiral gears ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation, and h = Compression of the spring) (S₁ - S₂) / h (S₁ + S₂) / h (S₁ + S₂) / 2h (S₁ - S₂) / 2h (S₁ - S₂) / h (S₁ + S₂) / h (S₁ + S₂) / 2h (S₁ - S₂) / 2h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The train value of a gear train is Always less than unity Always greater than unity Equal to velocity ratio of a gear train Reciprocal of velocity ratio of a gear train Always less than unity Always greater than unity Equal to velocity ratio of a gear train Reciprocal of velocity ratio of a gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of successfully constrained motion is a Piston reciprocating inside an engine cylinder Motion of the shaft between a footstep bearing All of these Motion of an I.C. engine valve Piston reciprocating inside an engine cylinder Motion of the shaft between a footstep bearing All of these Motion of an I.C. engine valve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) r sinφ r tanφ (r/2) cosφ r cosφ r sinφ r tanφ (r/2) cosφ r cosφ ANSWER DOWNLOAD EXAMIANS APP
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