Theory of Machine An eccentric sheave pivoted at one point rotates and transmits oscillatory motion to a link whose one end is pivoted and other end is connected to it. This mechanism has 2 links 4 links 5 links 3 links 2 links 4 links 5 links 3 links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of oscillation of a torsional pendulum is 2πr/k. √(g/l) 2πk/r. √(g/l) r/2πk. √(g/l) r/2πk. √(l/g) 2πr/k. √(g/l) 2πk/r. √(g/l) r/2πk. √(g/l) r/2πk. √(l/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In railway axle boxes, the bearing used is Double row self aligning ball bearing Double row spherical roller bearing Deep groove ball bearing Cylindrical roller bearing Double row self aligning ball bearing Double row spherical roller bearing Deep groove ball bearing Cylindrical roller bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotating shafts tend to vibrate violently at whirling speeds because Resonance is caused due to the heavy mass of the rotor The shafts are rotating at very high speeds Bearing centre line coincides with the axis The system is unbalanced Resonance is caused due to the heavy mass of the rotor The shafts are rotating at very high speeds Bearing centre line coincides with the axis The system is unbalanced ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Kutzbach criterion for determining the number of degrees of freedom (n) is (where l = number of links, j = number of joints and h = number of higher pairs) n = 2(l - 1) - 3j - h n = 2(l - 1) - 2j - h n = 3(l - 1) - 2j - h n = 3(l - 1) - 3j - h n = 2(l - 1) - 3j - h n = 2(l - 1) - 2j - h n = 3(l - 1) - 2j - h n = 3(l - 1) - 3j - h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time of one oscillation for a simple pendulum is (1/2π). √(l/g) 2π. √(l/g) (1/2π). √(g/l) 2π. √(g/l) (1/2π). √(l/g) 2π. √(l/g) (1/2π). √(g/l) 2π. √(g/l) ANSWER DOWNLOAD EXAMIANS APP
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