Nichrome wire is commonly used in electrical heating devices because it Class 8
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Nichrome wire is commonly used in electrical heating devices because it Class 8
Nichrome wire is commonly used in electrical heating devices because it Class 8
(i) is a good conductor of electricity.
(ii) generates more heat for a given current.
(iii) is cheaper than copper.
(iv) is an insulator of electricity.
Answer:
(ii) generates more heat for a given current. (It offers high resistance, converting more electrical energy to heat).