Theory of Machine Kinematic pairs are those which have Surface contact between the two elements when in motion Two elements that permit relative motion Elements of pairs not held together mechanically Point or line contact between the two elements when in motion Surface contact between the two elements when in motion Two elements that permit relative motion Elements of pairs not held together mechanically Point or line contact between the two elements when in motion ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves upwards, the governor speed Decreases Increases Remain unaffected First increases and then decreases Decreases Increases Remain unaffected First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A typewriter mechanism has 7 numbers of binary joints, six links and none of higher pairs. The mechanism is Soundness would depend upon which link is kept fixed Not sound Data is not sufficient to determine same Kinematically sound Soundness would depend upon which link is kept fixed Not sound Data is not sufficient to determine same Kinematically sound ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is used to control the speed variations of the engine caused by the fluctuations of the engine turning moment? Meyer's expansion valve Flywheel D-slide valve Governor Meyer's expansion valve Flywheel D-slide valve Governor ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A ball and a socket forms a Turning pair Rolling pair Spherical pair Screw pair Turning pair Rolling pair Spherical pair Screw pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The condition for correct steering of a Davis steering gear is (where α = Angle of inclination of the links to the vertical) sinα = b/c cosα = c/b tanα = c/2b cotα = c/2b sinα = b/c cosα = c/b tanα = c/2b cotα = c/2b ANSWER DOWNLOAD EXAMIANS APP
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