Home > Electrical Engineering > Quizzes > Electrical Engineering Materials MCQs
Electrical Engineering Materials MCQs
Fast practice, instant feedback. Timer auto-submits when time’s up.
Avg score: 22% Most missed: “Low resistivity materials are used in”
Electrical Engineering Materials MCQs
Time left 00:00
25 Questions

1. For a particular material the Hall coefficient was found to be zero. The material is
2. A carbon resistor contains
3. Which of the following high resistance materials has the highest operating temperature?
4. The coils of D.C. motor starter are wound with wire of
5. Total number of crystal systems is
6. In a crystal, an atom vibrates at a frequency determined by
7. The carbon percentage is least in
8. On which of the following factors does the resistivity of a material depend?
9. For germanium the forbidden energy gap is
10. Superconductors are becoming popular for use in
11. In thermocouples which of the following pairs is commonly used?
12. The value of critical field below the transition temperature will
13. By increasing impurity content in the metal alloy the residual resistivity always
14. Addition of 0.3 to 4.5% silicon to iron ________ the electrical resistivity of iron.
15. Which of the following materials is preferred for transmitting electrical energy over long distance?
16. The forbidden gap in an insulator is
17. Which of the following affect greatly the resistivity of electrical conductors?
18. Overhead telephone wires are made of
19. ________ has zero temperature coefficient of resistance.
20. is a negatively charged particle present in an atom.
21. In conductors conduction of electricity takes place due to movement of
22. The transition temperature of mercury is
23. Which of the following is an advantage of stranded conductor over equivalent single conductor?
24. _______ is the main constituent of glass
25. The kinetic energy of a bounded electron is