Theory of Machine The power of a Porter governor is equal to [4c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h [4c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lower the load W is given by 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) P = W tan(α - φ) P = W cos(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For two governors A and B, the lift of sleeve of governor A is more than that of governor B, for a given fractional change in speed. It indicates that Governor A is more sensitive than governor B Both governors A and B are equally sensitive None of these Governor B is more sensitive than governor A Governor A is more sensitive than governor B Both governors A and B are equally sensitive None of these Governor B is more sensitive than governor A ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by (where δ = Deflection of the spring) 2π. √(g/δ) 2π. √(δ/g) 1/2π. √(δ/g) 1/2π. √(g/δ) 2π. √(g/δ) 2π. √(δ/g) 1/2π. √(δ/g) 1/2π. √(g/δ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A Porter governor is a Pendulum type governor Dead weight governor Inertia governor Spring loaded governor Pendulum type governor Dead weight governor Inertia governor Spring loaded governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Open pairs are those which have Two elements that permit relative motion Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Surface contact between the two elements when in motion Two elements that permit relative motion Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Surface contact between the two elements when in motion ANSWER DOWNLOAD EXAMIANS APP