Theory of Machine A pantograph is a mechanism with Rolling pairs Lower pairs Higher pairs Turning pairs Rolling pairs Lower pairs Higher pairs Turning pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The tractive force is maximum or minimum when the angle of inclination of crank with the line of stroke (θ) is equal to 135° and 315° 270° and 360° 0° and 90° 90° and 180° 135° and 315° 270° and 360° 0° and 90° 90° and 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of oscillation of a torsional pendulum is r/2πk. √(g/l) r/2πk. √(l/g) 2πk/r. √(g/l) 2πr/k. √(g/l) r/2πk. √(g/l) r/2πk. √(l/g) 2πk/r. √(g/l) 2πr/k. √(g/l) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angular acceleration of a link can be determined by dividing the Centripetal component of acceleration with length of link Resultant acceleration with length of link All of these Tangential component of acceleration with length of link Centripetal component of acceleration with length of link Resultant acceleration with length of link All of these Tangential component of acceleration with length of link ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A spring controlled governor is said to be unstable when the controlling force Increases as the radius of rotation increases Remains constant for all radii of rotation Increases as the radius of rotation decreases Decreases as the radius of rotation increases Increases as the radius of rotation increases Remains constant for all radii of rotation Increases as the radius of rotation decreases Decreases as the radius of rotation increases 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 ½μWR ²/₃ μWR ¾μWR μwr ½μWR ²/₃ μWR ANSWER DOWNLOAD EXAMIANS APP
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