Theory of Machine A cam with a roller follower would constitute following type of pair Lower pair Higher pair Close pair Open pair Lower pair Higher pair Close pair Open pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lift the load W is given by (where α = Helix angle, and φ = Angle of friction) P = W tan(α + φ) P = W tan(α - φ) P = W tan(φ - α) P = W cos(α + φ) P = W tan(α + φ) P = W tan(α - φ) P = W tan(φ - α) P = W cos(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, if a spring of greater stiffness is used, then the governor will be Unaffected of sensitivity Less sensitive Isochronous More sensitive Unaffected of sensitivity Less sensitive Isochronous More sensitive ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to π π/2 Zero One π π/2 Zero One 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) ¾μWR μwr ²/₃ μWR ½μWR ¾μWR μwr ²/₃ μWR ½μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a point at the end of a link moves with constant angular velocity, its acceleration will have Radial component only Radial and tangential components both Tangential component only Coriolis component only Radial component only Radial and tangential components both Tangential component only Coriolis component only ANSWER DOWNLOAD EXAMIANS APP
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