Question

# In the figure below, a nichrome metal cylinder is connected to a 90 V battery. The...

In the figure below, a nichrome metal cylinder is connected to a 90 V battery. The nichrome cylinder is 0.7 m long and has a cross-sectional area of 3e-6 m2 . At 0 ̊C, nichrome has a resistivity of 1.00e-6 Ω-m, and nichrome has a temperature coefficient of 0.4e-3 ( ̊C)-1 .

What is the current in the circuit when the nichrome cylinder is at 0 ̊C?

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