A quadratic frame (m = 0.6 kg, Heat Capacity C = 260 J/K, electrical resistivity p= 0.1 mm²/m), welded out of four iron rods of diameter d = 5 mm and length a = 1m is pushed into a homo- geneous magnetic field (B = 2 Vs/m²) with a constant velocity v = 20 m/s at room temperature (To= 20°C). Which temperature does the iron have after entering the field completely? After that, the iron is pulled out again at the same velocity. Which temperature does it have now?

A quadratic frame (m = 0.6 kg, Heat Capacity C = 260 J/K, electrical resistivity p= 0.1 mm²/m), welded out of four iron rods of diameter d = 5 mm and length a = 1m is pushed into a homo- geneous magnetic field (B = 2 Vs/m²) with a constant velocity v = 20 m/s at room temperature (To= 20°C). Which temperature does the iron have after entering the field completely? After that, the iron is pulled out again at the same velocity. Which temperature does it have now?

Modern Physics

3rd Edition

ISBN:9781111794378

Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Publisher:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Chapter13: Nuclear Structure

Section: Chapter Questions

Problem 2Q: A proton precesses with a frequency p in the presence of a magnetic field. If the intensity of the...

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