Theory of Machine The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is (Where μ = Coefficient of friction, W=Load over the bearing, R=Radius of bearing) ¾μWR ²/₃ μWR μwr ½μWR ¾μWR ²/₃ μWR μwr ½μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a lower pair? Cam and follower Ball and socket i Piston and cylinder Both (A) and (B) above Cam and follower Ball and socket i Piston and cylinder Both (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of the particle moving with simple harmonic motion is _________ at the mean position. None of these Maximum Zero Minimum None of these Maximum Zero Minimum ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angular acceleration of a link can be determined by dividing the Tangential component of acceleration with length of link Resultant acceleration with length of link All of these Centripetal component of acceleration with length of link Tangential component of acceleration with length of link Resultant acceleration with length of link All of these Centripetal component of acceleration with length of link ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force due to inertia of reciprocating parts in a reciprocating engine is given by (where m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, θ = Angle of inclination of crank with the line of stroke, and n = Ratio of the length of connecting rod to radius of crank) m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r cosθ m.ω².r (cos 2θ/n) m.ω².r sinθ m.ω².r (sin 2θ/n) m.ω².r cosθ m.ω².r (cos 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which type of gearing is used in steering system of an automobile? Worm and wheel Rack and pinion None of the listed here Spiral gears Worm and wheel Rack and pinion None of the listed here Spiral gears ANSWER DOWNLOAD EXAMIANS APP
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