please help
Posted: Sun Nov 13, 2022 12:34 pm
please help
A 500 -turn solenoid is 8 cm long. When the current in this solenoid is increased from 0 A to 2.5 A in 0.35 s, the magnitude of the induced EMF is 0.012 V. a) Find the inductance, and b) Find the cross-sectional area of the solenoid. a) 1.7×10−3H;4.3×10−4 m2 b) 4.3×10−2H;1.5×10−3 m2
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