A solenoid is 20 cm long and has a cross sectional area of 5x10-4 m2. When...

Question

Question

A solenoid is 20 cm long and has a cross sectional area of 5x10-4 m2. When the current through the solenoid decreases at a rate of 0.625

A / s, the induced emf is 2x10-4 v. Find

the number of turns / unit length of the solenoid.

Answer 1

Answer #1

E = - MOAN L da dI dt 22 { XL MoA da at 12 2x1074 x 0.20 ATTX 10tx 5x15 4x x 40.675) N 319 turns The number of turns in the s Thanks

Answer 2

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