Question 1

A radial arm cam essentially changes rotary motion into either up-and-down motion, or rocking action.

Accepted Answer

A) True 
 B)False

Question 2

The two major kinds of cams used in industry are radial arm and parallel.

Accepted Answer

A) True 
 B)False

Question 3

The time in which the follower does not move is referred to as the:

Accepted Answer

A)  harmonic motion
B)  base circle
C)   roller stretchout
D)   dwellE) None of the above
F) A) and B)

Question 4

The part of the cam system that moves in an up and down motion is called the:

Accepted Answer

A)  cam
B)  follower
C)   shaft
D)   roller bearingE) C) and D)
F) B) and D)

Question 5

The cam follower should be slightly offset from the center of the cam to allow for abrupt changes in motion.

Accepted Answer

A) True 
 B)False

Question 6

Dwell is the period of time during which the follower moves.

Accepted Answer

A) True 
 B)False

Question 7

The length of the baseline is equal to the:

Accepted Answer

A)  height times the radius
B)  working circle circumference
C)   diameter of the cam at the largest point
D)   circumference of the shaftE) None of the above
F) A) and B)

Question 8

The length of a displacement diagram represents one complete revolution of the cam.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is not true regarding cam motion?

Accepted Answer

A)  With uniform velocity, there is a very rough stop and start.
B)  Harmonic motion is very smooth, but the speed is not uniform.
C)   Harmonic motion is very smooth, the speed is uniform.
D)   Uniform acceleration is the smoothest motion.E) B) and D)
F) B) and C)

Question 10

The working circle is also known as the:

Accepted Answer

A)  diameter
B)  height
C)   radius
D)   circumferenceE) None of the above
F) A) and C)

Question 11

Which of the following is not true regarding the design and layout of the cam displacement diagram?

Accepted Answer

A)  The bottom line of the displacement diagram is the baseline.
B)  All dimensions should be measured up from the baseline.
C)   The length of the displacement diagram is usually drawn equal in length to the circumference of the working circle.
D)   A displacement diagram is a designed layout that measures the applied load.E) A) and D)
F) All of the above

Question 12

On a radial arm cam, the follower is perpendicular to the cam shaft.

Accepted Answer

A) True 
 B)False

Question 13

A displacement diagram shows the:

Accepted Answer

A)  required motion of the cam
B)  change in vertical distance of the follower
C)   layout for a pattern development of the cam
D)   distances from the shaft center to the shapes on the camE) A) and C)
F) B) and C)

Question 14

The time it takes for the cam to move the follower to the designed height is known as the:

Accepted Answer

A)  time radius
B)  ime interval
C)   time period
D)   time incrementE) C) and D)
F) A) and B)

Question 15

A working circle is equal to 360 degrees.

Accepted Answer

A) True 
 B)False

Exam 16: Cams

On a radial arm cam, the follower is perpendicular to the cam shaft.

Correct Answer
verified

The working circle is also known as the:

Correct Answer
verified

The length of the baseline is equal to the:

Correct Answer
verified

The cam follower should be slightly offset from the center of the cam to allow for abrupt changes in motion.

Correct Answer
verified

The time in which the follower does not move is referred to as the:

Correct Answer
verified

The part of the cam system that moves in an up and down motion is called the:

Correct Answer
verified

The length of a displacement diagram represents one complete revolution of the cam.

Correct Answer
verified

Which of the following is not true regarding the design and layout of the cam displacement diagram?

Correct Answer
verified

A radial arm cam essentially changes rotary motion into either up-and-down motion, or rocking action.

Correct Answer
verified

A working circle is equal to 360 degrees.

Correct Answer
verified

The two major kinds of cams used in industry are radial arm and parallel.

Correct Answer
verified

The time it takes for the cam to move the follower to the designed height is known as the:

Correct Answer
verified

A displacement diagram shows the:

Correct Answer
verified

Which of the following is not true regarding cam motion?

Correct Answer
verified

Dwell is the period of time during which the follower moves.

Correct Answer
verified

Exam 16: Cams

On a radial arm cam, the follower is perpendicular to the cam shaft.

Correct AnswerverifiedShow Answer

The working circle is also known as the:

Correct AnswerverifiedShow Answer

The length of the baseline is equal to the:

Correct AnswerverifiedShow Answer

The cam follower should be slightly offset from the center of the cam to allow for abrupt changes in motion.

Correct AnswerverifiedShow Answer

The time in which the follower does not move is referred to as the:

Correct AnswerverifiedShow Answer

The part of the cam system that moves in an up and down motion is called the:

Correct AnswerverifiedShow Answer

The length of a displacement diagram represents one complete revolution of the cam.

Correct AnswerverifiedShow Answer

Which of the following is not true regarding the design and layout of the cam displacement diagram?

Correct AnswerverifiedShow Answer

A radial arm cam essentially changes rotary motion into either up-and-down motion, or rocking action.

Correct AnswerverifiedShow Answer

A working circle is equal to 360 degrees.

Correct AnswerverifiedShow Answer

The two major kinds of cams used in industry are radial arm and parallel.

Correct AnswerverifiedShow Answer

The time it takes for the cam to move the follower to the designed height is known as the:

Correct AnswerverifiedShow Answer

A displacement diagram shows the:

Correct AnswerverifiedShow Answer

Which of the following is not true regarding cam motion?

Correct AnswerverifiedShow Answer

Dwell is the period of time during which the follower moves.

Correct AnswerverifiedShow Answer

Correct Answer
verified

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Correct Answer
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