Practice Exercise for Lesson 1

Lesson 1/Practice Exercise

PRACTICE EXERCISE FOR LESSON 1

Instructions

Check your understanding of Lesson 1 by completing the practice exercise. There is only one correct answer to

each question. Try to answer all of the questions without referring to the lesson materials.

When you have completed all of the questions, turn the page and check your answers against the correct

responses. Each correct response is referenced to specific portions of the lesson material so that you can review

any questions you have missed or do not understand, before continuing to the next lesson.

1.

What five factors must you evaluate in order to select the appropriate rock crushing equipment required

for a job?

_____________________________________________________________________________________

2.

What does the mission dictate to you about product requirement? List the two ways product sizes may be

specified.

_____________________________________________________________________________________

3.

What is meant by "stage of reduction" in crushing operations?

_____________________________________________________________________________________

4.

Your operators have made every crusher adjustment and screen size selection possible. But you are still

getting too large a proportion of smaller sized particles (fines). What else can you do?

_____________________________________________________________________________________

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