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pols 7 3.1 ACTIVITY TITLE: PRE-TESTING PROCEDURE OF A LIGHT DIMMER DIRECTIONS: Answer the following questions below. You may answer it in English or Tagalog. 1. Why is it important to ask first the owner about the problem of the units? 2. Why should observed the polarity when replacing a component? 3. As a student, can you apply the pre-testing procedure in a im scenario?​