Angle of dwell of cam is defined as the angle

A During which the follower returns to its initial position
B Of rotation of the cam for definite displacement of the follower
C Through which the cam rotates during the period in which the follower remains in the highest position
D Moved by the cam from the instant the follower begins to rise, till it reaches its highest position

Correct Answer: Through which the cam rotates during the period in which the follower remains in the highest position

Bissoy MCQ
#Mechanical Engineering #Theory of Machine

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The difference between CAD and CAM is that CAD software is directed at product design while CAM software is:
A concerned with production and control of tool design
B concerned with management programs
C designed for communications
D specifically for PC-board design
E None of the above
The velocity of the reciprocating roller follower when it has contact with the straight flanks of the tangent cam, is given by (where $$\omega $$ = Angular velocity of the cam shaft)
A $$\omega \left( {{{\text{r}}_1}{{\text{r}}_2}} \right)\sin \theta $$
B $$\omega \left( {{{\text{r}}_1} + {{\text{r}}_2}} \right)\sin \theta \sec 2\theta $$
C $$\omega \left( {{{\text{r}}_1}{{\text{r}}_2}} \right)\cos \theta $$
D $$\omega \left( {{{\text{r}}_1} + {{\text{r}}_2}} \right)\cos \theta \,{\text{cosec2}}\theta $$
The period during which the cam follower remains at rest, when cam moves, is known as
A Constant period
B Fixed period
C Dwell period
D Idle period
Angle of ascent of cam is defined as the angle
A during which the follower returns to its initial position
B of rotation of the cam for a definite displacement of the follower
C through which the cam rotates during the period in which the follower remains in highest position
D moved by the cam from the instant the follower begins to rise, till it reaches its highest position
Angle of action of cam is defined as the angle
A of rotation of the cam for a definite displacement of the follower
B through which the cam rotates during the period in which the follower remains in the highest position
C moved by the cam from the instant the follower begins to rise, till it reaches its highest position
D moved by the cam from beginning of ascent to the termination of descent
Cam angle is defined as the angle
A during which the follower returns to its initial position
B of rotation of the cam for a definite displacement of the follower
C through which, the cam rotates during the period in which the follower remains in the highest position
D moved by the cam from the instant the follower begins to rise, till it reaches its highest position
Angle of descent of cam is defined as the angle
A During which the follower returns to its initial position
B Of rotation of the cam for a definite displacement of the follower
C Through which the cam rotates during the period in which the follower remains in the highest position
D Moved by the cam from the instant the follower begins to rise, till it reaches its highest position
what is the past participle of the verb 'Dwell'?
A dwelt
B dwelled
C dwelted
D dweled
The pressure angle of a cam is the angle between the direction of the follower motion and a normal to the
A Pitch circle
B Base circle
C Pitch curve
D Prime circle
The pressure angle of a cam depends upon
A offset between centre lines of cam and follower
B lift of follower
C angle of ascent
D all of the mentioned

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