A. insulators
B. conductors
C. semiconductors
D. superconductors
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Related Mcqs:
- The metal having the lowest temperature coefficient of resistance is_________________?
- A. gold B. copper C. aluminium D. kanthal...
- Which of the following resistive materials has the lowest temperature co-efficient of resistance ?
- A. Nichrome B. Constantan C. Kanthal D. Molybdenum...
- Which of the following high resistance materials has the highest operating temperature ?
- A. Kanthal B. Manganin C. Nichrome D. Eureka...
- is an element used in semiconductors whose atoms have three valence electrons?
- A. An acceptor B. A donor C. Germanium D. Silicon...
- If the resistance of a conductor does not vary in accordance with Ohm’s law it is known as____________?
- A. non-linear conductor B. reverse conductor C. bad-conductor D. non-conductor...
- Surface resistance of an insulating material is reduced due to the______________?
- A. smoky and dirty atmosphere B. humidity in the atmosphere C. both (A) and (b) D. neither (A) nor (b)...
- Low resistivity materials are used in__________?
- A. transformer, motor and generator windings B. transmission and distribution lines C. house wiring D. all above applications...
- At transition temperature the value of critical field is____________?
- A. zero B. negative real value C. positive real value D. complex value...
- The transition temperature of mercury is____________?
- A. 18.0°K B. 9.22°K C. 4.12°K D. 1.14’K...
- The resistivity of a metal is a function of temperature because_____________?
- A. the amplitude of vibration of the atoms varies with temperature B. the electron density varies with temperature C. the electron gas density varies with temperature...
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