Theory of Machine Creep in belt drive is due to Larger size of the driver pulley Uneven extensions and contractions due to varying tension Material of the belt Material of the pulley Larger size of the driver pulley Uneven extensions and contractions due to varying tension Material of the belt Material of the pulley 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 cosθ m.ω².r sinθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) m.ω².r cosθ m.ω².r sinθ m.ω².r (cos 2θ/n) m.ω².r (sin 2θ/n) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In gramophones for adjusting the speed of the turntable, the following type of governor is commonly employed Wilson Hartnell governor Hartung governor Inertia governor Pickering governor Wilson Hartnell governor Hartung governor Inertia governor Pickering governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous center of a rigid thin disc rolling on a plane rigid surface is located at The point of contact An infinite distance on the plane surface The point on the circumference situated vertically opposite to the contact point The center of the disc The point of contact An infinite distance on the plane surface The point on the circumference situated vertically opposite to the contact point The center of the disc ANSWER DOWNLOAD EXAMIANS APP
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) μwr ²/₃ μWR ½μWR ¾μWR μwr ²/₃ μWR ½μWR ¾μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In S.H.M., acceleration is proportional to All of these Rate of change of velocity Velocity Displacement All of these Rate of change of velocity Velocity Displacement ANSWER DOWNLOAD EXAMIANS APP