Theory of Machine Cylindrical cams can be classified as Reciprocating Tangent None of these Circular Reciprocating Tangent None of these Circular 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 cos(α + φ) P = W tan(α - φ) P = W tan(φ - α) P = W tan(α + φ) P = W cos(α + φ) P = W tan(α - φ) P = W tan(φ - α) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two pulleys of different diameters are connected by means of an open belt, the angle of contact at the ________ pulley must be taken into consideration. Smaller OR Larger None of the listed here Larger Smaller Smaller OR Larger None of the listed here Larger Smaller ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Peaucellier’s mechanism has Eight links Six links Four links Twelve links Eight links Six links Four links Twelve links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, one method of obtaining the earlier cut-off with a simple slide valve is by increasing the angle of advance of the eccentric while the throw of the eccentric, steam lap and exhaust lap are kept constant. This method will Reduce length of effective stroke of piston Reduce maximum opening of port to steam Cause withdrawing or throttling of steam All of these Reduce length of effective stroke of piston Reduce maximum opening of port to steam Cause withdrawing or throttling of steam All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The magnitude of linear velocity of a point B on a link AB relative to point A is, (Where ω = Angular velocity of the link AB) ω × AB ω² × AB ω × (AB)² (ω × AB)² ω × AB ω² × AB ω × (AB)² (ω × AB)² ANSWER DOWNLOAD EXAMIANS APP
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