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CBSE Class 10 Answered

what should be length of nichrome wire
Asked by | 14 Sep, 2012, 06:06: PM
answered-by-expert Expert Answer
its resistance per unit length is = 2.5/60 ohm/cm
thus length of 4.5ohm = 4.5 * 60/2.5 = 108 cm
Answered by | 15 Sep, 2012, 02:29: PM

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