Intro to Transformers Exam Questions And Answers

Intro to Transformers Exam Questions And Answers A __________ is an electrical device that converts AC electricity from one voltage level to another. - Correct Answer Transformer A common application of mutual inductance is found in a device called a __________. - Correct Answer Transformer Which of the following is not a component of a transformer? - Correct Answer Plate In order to calculate the output voltage of a transformer, divide the input voltage by the __________. - Correct Answer Turns Ratio Which of the following is a method to troubleshoot a transformer? - Correct Answer Measuring the continuity of the coils Transformers are usually rated in units called __________. - Correct Answer Volt Amperes The power relationship on a transformer states that __________. - Correct Answer Power in= Power out + loss The current load of a transformer is the current drawn by the __________. - Correct Answer Primary winding itself Which of the categories of transformers uses only one coil for the primary and secondary? - Correct Answer Autotransformer Which type of transformer is commonly used to reduce line voltages of 240 VAC or 480 VAC to 120 VAC? - Correct Answer Control transformer A common application of a center tap on the secondary of a transformer is a(n) __________. - Correct Answer Distribution transformer