Theory of Machine | Theory of Machine Objective Type Questions and answers

31. A circle passing through the pitch point with its centre at the centre of carn axis is known as.......

   A.pitch circle

   B.base circle

   C.prime circle

   D.outer circle

   E.carn circle

32. The pressure angle of a carn depends upon.......

   A.offset betwen centre lines of carn and follower

   B.lift of follower

   C.angle of ascent

   D.sum of radii of base circle and roller follower

   E.all of the above

33. Pitch point on a cam is.......

   A.any point on pitch curve

   B.the point on cam pitch curve having the maximum pressure angle

   C.any point on pitch circle

   D.the point on cam pitch curve having the minimum pressure angle

   E.none of the above

34. The angle at any point on the pitch curve of the cam included between the normal to that point on the curve and line of motion of the follower at that instant is known as.......

   A.cam angle

   B.profile angle

   C.pressure angle

   D.dwell angle

   E.prime angle

35. Throw of a cam is the maximum distance of the follower from.......

   A.base circle

   B.pitch circle

   C.root circle

   D.prime circle

   E.inner circle

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