Theory of Machine Crowning on pulleys helps In increasing velocity ratio For automatic adjustment of belt position so that belt runs centrally In decreasing the slip of the belt Increase belt and pulley life In increasing velocity ratio For automatic adjustment of belt position so that belt runs centrally In decreasing the slip of the belt Increase belt and pulley life ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For a kinematic chain to be considered as mechanism There is no such criterion Two links should be fixed None of the links should be fixed One link should be fixed There is no such criterion Two links should be fixed None of the links should be fixed One link should be fixed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Instantaneous center of rotation of a link in a four bar mechanism lies on Left side pivot of this link Can’t occur Right side pivot of this link A point obtained by intersection on extending adjoining links Left side pivot of this link Can’t occur Right side pivot of this link A point obtained by intersection on extending adjoining links ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A circular bar moving in a round hole is an example of Successfully constrained motion Partially constrained motion Completely constrained motion Incompletely constrained motion Successfully constrained motion Partially constrained motion Completely constrained motion Incompletely constrained motion 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 Data is not sufficient to determine same Not sound Kinematically sound Soundness would depend upon which link is kept fixed Data is not sufficient to determine same Not sound Kinematically sound ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Pulley in a belt drive acts as Cylindrical pair Turning pair Rolling pair Sliding pair Cylindrical pair Turning pair Rolling pair Sliding pair ANSWER DOWNLOAD EXAMIANS APP
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