Find the length of wire used

Reference no: EM13704791

Solve the each part of given problem:

Problem: A 730-W heating coil designed to operate from 110 V is made of Nichrome wire 0.760 mm in diameter.

Part A: Assuming the resistivity of the Nichrome remains constant at its 20.0°C value, find the length of wire used.

___m

Part B: Now consider the variation of resistivity with temperature. What power is delivered to the coil of part (a) when it is warmed to 1200°C?

_____W

Please show your results in detailed calculations.

Reference no: EM13704791

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