A. Copper
B. Nichrome
C. Platinum
D. Manganin
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Related Mcqs:
- The coils of D.C. motor starter are wound with wire of_______________?
- A. copper B. kanthal C. manganin D. nichrome...
- Which of the following materials is preferred for transmitting electrical energy over long distance ?
- A. Copper B. Aluminium C. Steel reinforced copper D. Steel reinforced aluminium...
- 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 materials does not have covalent bonds ?
- A. Organic polymers B. Silicon C. Metals...
- Which of the following high resistance materials has the highest operating temperature ?
- A. Kanthal B. Manganin C. Nichrome D. Eureka...
- Which of the following materials is the best conductor of electricity ?
- A. Tungsten B. Aluminium C. Copper D. Carbon...
- Spark plug makes use of which of the following materials for insulation ?
- A. Porcelain B. Slate C. Asbestos D. Glass...
- High resistivity materials are used in_____________?
- A. precision instruments B. heating elements C. motor starters D. incandescent lamps E. all of the above...
- Piezoelectric materials serve as a source of ____________ ?
- A. resonant waves B. musical waves C. microwaves D. ultrasonic waves...
- Effect of moisture on the insulating materials is to________________?
- A. decrease dielectric constant B. decrease dielectric strength C. decrease insulation resistance D. increase dielectric loss E. all of the above...
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