Three_phase + Transformer
Quiz by Ali alomran
Feel free to use or edit a copy
includes Teacher and Student dashboards
Measure skillsfrom any curriculum
Measure skills
from any curriculum
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
With a free account, teachers can
- edit the questions
- save a copy for later
- start a class game
- automatically assign follow-up activities based on students’ scores
- assign as homework
- share a link with colleagues
- print as a bubble sheet
47 questions
Show answers
- Q1.................. is a static device that changes electric voltage from one level to another without change of frequency.FuseMCBAn electrical transformerThree phase system30s
- Q2Transformer operates on ac supply onlyTrueFalse30s
- Q3In transformer operation, the primary and secondary windings are connected to each other electricityFalseTrue30s
- Q4In transformer , the core is made up of thin laminated sheets to reduceeddy current lossesCopper lossesany losses30s
- Q5Core-type transformers are popular in high voltage applications like distribution transformers, power transformers, and auto transformersTrueFalse30s
- Q6The Image shows :Three phase TransformerShell type Three-phase TransformerCore-type Three-phase Transformer30s
- Q7Shell-type transformers are popular in low voltage applications (single phase transformers) like transformers used in electronic circuits and power electronic convertersTrueFalse30s
- Q8The Image shows :Shell-type transformersThree phase TransformerCore-type Three-phase Transformer30s
- Q9The windings of Transformer are madeSivlercopper conductorsGold30s
- Q10.............. the winding to which the input voltage is appliedPrimary windingSecondary windingTwo winding30s
- Q11These are the winding to which the output voltage is appliedSecondary windingPrimary windingAny winding30s
- Q12In High voltage winding , The conductor used will be thinner than that of the low voltage winding.FalseTrue30s
- Q13In Low voltage winding ,the winding. is made of thick copper conductorsTrueFalse30s
- Q14In Low voltage winding ,the winding. is made of thick copper conductors Because :the current in the low voltage winding is higher than that of high voltage windingNothingthe current in the low voltage winding is Lower than that of high voltage winding30s
- Q15Insulating paper , cardboard and Transformer oil are used in Transformer asNothingInsulating MaterialsConduction Materials30s