Topic Assessment 1 Transformer types and application (60 min)_ Attempt review.pdf

Dashboard / My courses / EL25 - Test and connect transformers / Topic Assessments / Topic Assessment 1 Transformer types and application (60 min) Started on Saturday, 3 August 2024, 6:52 PM State Finished Completed on Saturday, 3 August 202...

Dashboard / My courses / EL25 - Test and connect transformers / Topic Assessments / Topic Assessment 1 Transformer types and application (60 min) Started on Saturday, 3 August 2024, 6:52 PM State Finished Completed on Saturday, 3 August 2024, 6:55 PM Time taken 3 mins 10 secs Marks 18.00/18.00 Grade 100.00 out of 100.00 Feedback Congratulations you have achieved 100%. Good luck with your continued studies. Question 1 Correct Mark 1.00 out of 1.00 Topic Assessment 1 Transformer types and application Question 1 AS/NZS 3000 clauses 4.14.2 to 4.14.5 provide the requirements for installation of which transformer types? Select one: Primary circuit, Low voltage transformer supply, Auto-transformers, Step-down transformers Secondary circuit, High voltage transformer supply, Manual transformers, Step-up transformers Secondary circuit, Low voltage transformer supply, Auto-transformers, Step-up transformers Primary circuit, High voltage transformer supply, Auto-transformers, Step-up transformers Your answer is correct. Question 2 Correct Mark 1.00 out of 1.00 Topic Assessment 1 Transformer types and application Question 2 In both high-voltage and low voltage transformers, the transformer bushings are used to: Select one: Calibrate the transformer impedance Identify the transformer windings Insulate the transformer terminals Secure the transformer to the concrete slab Your answer is correct. Question 3 Correct Mark 3.00 out of 3.00 Topic Assessment 1 Transformer types and application Question 3 Which THREE types of information are commonly found on transformer nameplates? Select one or more: KW rating Winding connections Serial number Frequency Your answer is correct. Question 4 Correct Mark 1.00 out of 1.00 Topic Assessment 1 Transformer types and application Question 4 Review the statement/s carefully and indicate True or False. Statement True/False Transformer cores are made from bronze False  Your answer is correct. Question 5 Correct Mark 3.00 out of 3.00 Topic Assessment 1 Transformer types and application Question 5 Which THREE of the following are types of transformer laminations? Select one or more: W&M Type E&I type  I Type L type Your answer is correct. Question 6 Correct Mark 3.00 out of 3.00 Topic Assessment 1 Transformer types and application Question 6 Review the following standards and select the THREE relevant industry standards relating to transformers. Select one or more: AS 2374.1.2: Power Transformers Part 1.2: Minimum Energy Performance Standard (MEPS) requirements for  distribution transformers AS 40431.2: Home transformers AS 2374.1: Power transformers Part 1: General AS 60076.11-2006: Dry-type power transformers AS 5032.1.2: Auto-transformers Part 1: General AS 2374.12.1: Step-up transformers Part 1.5 Standards Your answer is correct. Question 7 Correct Mark 1.00 out of 1.00 Topic Assessment 1 Transformer types and application Question 7 What is the purpose of the Minimum Energy Performance Standards (MEPS)? Select one: A process for customers to understand the efficiency of an appliance A process to reduce power consumption of large appliances A process to make appliances smaller and reduce greenhouse gases A process to reduce noise level of appliances such as air conditioning condensers Your answer is correct. Question 8 Correct Mark 1.00 out of 1.00 Topic Assessment 1 Transformer types and application Question 8 Which type of transformer is usually used in high power switchboard metering applications Select one: Isolation transformer Power transformers Step-up transformers Current Transformers Your answer is correct. Question 9 Correct Mark 1.00 out of 1.00 Topic Assessment 1 Transformer types and application Question 9 Which transformers have the highest power rating and continuous voltage performance rating of all classes of transformers? Select one: High-reactance (leakage) transformers Volt-ampere transformers Power transformers (transmission and distribution) Custom transformers Your answer is correct. Question 10 Correct Mark 1.00 out of 1.00 Topic Assessment 1 Transformer types and application Question 10 To accommodate changes in load, large distribution transformers are fitted with variable tappings to give relatively small changes in transformation ratio. What does this compensate for? Select one: A drop in the supply load in distribution systems, or to allow for particular requirements of a connected supply A drop in the supply voltage and load, or to allow for particular requirements of a connected supply A drop in the supply voltage in distribution systems, or to allow for particular requirements of a connected load A drop in the supply current in distribution systems, or to allow for particular requirements of a connected load Your answer is correct. Question 11 Correct Mark 1.00 out of 1.00 Topic Assessment 1 Transformer types and application Question 11 Review the statement/s carefully and indicate True or False. Statement True/False A voltage transformer can be protected from a secondary short circuit by incorporating fuses into the True secondary circuits  Your answer is correct. Question 12 Correct Mark 1.00 out of 1.00 Topic Assessment 1 Transformer types and application Question 12 What are the standard values of rated output VA for voltage transformers? Select one: 10VA to 500VA 2VA to 4VA 1VA to 10VA Your answer is correct. ◄ ELMT6 Instrument & Auto TX Jump to... Topic Assessment 2 Auto-transformers and Instrument Transformers (60 min) ►