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Problem: On a part-time job, you are asked to bring a cylindrical iron rod of density 7800kg/m3, length 94.5 cm and diameter 2.10 cm from a storage room to a machinist. The acceleration due to gravity, g = 9.81m/s2.
Part A: Calculate the weight of the rod, w.
Rework your solution from the beginning and check each step carefully to find the weight of rod.
A toaster uses a Nicrhrome heating wire. When the toaster isturned on at 20o C, the initial current is 1.5A. A few seconds later, the toaster warms up and the current nowhas a value of 1.30A. The average temp coefficient ofresistivity for Nichrome is..
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