Theory of Machine Idler pulley is used For changing the direction of motion of the belt For increasing velocity ratio For applying tension All of the listed here For changing the direction of motion of the belt For increasing velocity ratio For applying tension All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The mechanism consisting of three turning pairs and one sliding pair, is called a Whitworth quick return motion mechanism Crank and slotted lever quick return motion mechanism All of these Single slider crank chain Whitworth quick return motion mechanism Crank and slotted lever quick return motion mechanism All of these Single slider crank chain ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The relation between number of pairs (p) forming a kinematic chain and the number of links (l) is l = 2p - 5 l = 2p - 2 l = 2p - 4 l = 2p - 3 l = 2p - 5 l = 2p - 2 l = 2p - 4 l = 2p - 3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 1 1.5 0.5 2 1 1.5 0.5 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A friction circle is a circle drawn when a journal rotates in a bearing. Its radius depends upon the coefficient of friction and the Clearance between journal and bearing Angular velocity of journal Radius of journal Magnitude of the forces on journal Clearance between journal and bearing Angular velocity of journal Radius of journal Magnitude of the forces on journal 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) μwr ²/₃ μWR ½μWR ¾μWR μwr ²/₃ μWR ½μWR ¾μWR ANSWER DOWNLOAD EXAMIANS APP
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