CET MCQ questions and answers Polytechnic 2015-2016 (Part3)
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CET MCQ questions and answers Polytechnic 2015-2016 (Part3)

Previous Year Questions and Answers Year 2015-2016 (MCQ with solutions)
Previous Year Questions and Answers Year 2015-2016 (MCQ with solutions)

introduction of polytechnic

It is a diploma course.it is basically an educational institute that is  offers practical education and training in technical field such as engineering , computer science .it is three year course.it focused on vocation education and career pathways.A polytechnic is an educational institution that offers technical and vocational training in various fields such as engineering, computer science applied sciences, and business studies. Polytechnic programs focus on practical skills and industry-oriented education, preparing students for careers in specific trades or for further studies in universities. These institutions play a crucial role in bridging the gap between academic knowledge and practical application, equipping students with hands-on experience and technical expertise.

CET MCQ questions and answers Polytechnic 2015-2016 (Part3)

Previous Year Questions and Answers Year 2015-2016 (MCQ with solutions)

21. The filament of an electric bulb is made of :

  • a) Iron
  • b) tungsten
  • c) Aluminium
  • d) Copper

 

22. In Dynamo, the direction of an electric current is measured by :

  • a) Right-hand rule
  • b) Left-hand rule
  • c) Newton rule
  • d) Joule law

 

23. For high power rating Appliances, a circuit having ______ current is used :

  • a) 5 A
  • b) 10 A
  • c) 15 A
  • d) 20 A

 

24. When we move away from a magnetised wire, the magnitude of magnetic field_________ :

  • a) Increases
  • b) Decreases
  • c) Remains same
  • d) Doubled

 

25. The unit of measuring magnetic field is :

  • a) Web/m²
  • b) Web
  • c) Web m
  • d) Web/Newton

 

26. In Mouses, the colour of Earth wire is :

  • a) Black
  • b) Red
  • c) Blue
  • d) Green

 

27. Which shock is more dangerous?

  • a) A.C.
  • b) D.C.
  • d) Both (a) and (b)
  • d) None of these

 

28. Major component of biogas is :

  • a) Carbon dioxide
  • b) Hydrogen
  • c) Methane
  • d) Nitrogen

 

29. Which of the metal have the least conductivity :

  • a) Lead
  • b) Iron
  • c) Copper
  • d) Aluminium

 

30. Main components of coal are :

  • a) C and O
  • b) H, S and O
  • c) C, H and O
  • d) C, S and O
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