Theory of Machine A cam with a roller follower would constitute following type of pair Open pair Close pair Lower pair Higher pair Open pair Close pair Lower pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum value of the pressure angle in case of cam is kept as 10° 30° 20° 14° 10° 30° 20° 14° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, if x₁ and x₂ are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to log(x₁/x₂) loge(x₁/x₂) x₁/x₂ log(x₁.x₂) log(x₁/x₂) loge(x₁/x₂) x₁/x₂ log(x₁.x₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A Hartnell governor has its controlling force (Fc) given by Fc = ar + b, where r is the radius of rotation and a and b are constants. The governor becomes isochronous when a is +ve and b is also +ve a is +ve and b is -ve a = 0 and b is +ve a is +ve and b = 0 a is +ve and b is also +ve a is +ve and b is -ve a = 0 and b is +ve a is +ve and b = 0 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) ²/₃ μWR μwr ¾μWR ½μWR ²/₃ μWR μwr ¾μWR ½μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radial distance from the top of a tooth to the bottom of a tooth in a meshing gear, is called Clearance Working depth Dedendum Addendum Clearance Working depth Dedendum Addendum ANSWER DOWNLOAD EXAMIANS APP