A coil 4.20 cm radius, containing 420 turns, is placed in a uniform magnetic field that varies with time according to B=(1.20×10 2T/s)+( 2.70x10-5 T/s). The coil is connected to a 700- 2 resistor, and its plane is perpendicular to the magnetic field. You can ignore the resistance of the coil. ↓ Y Part A Find the magnitude of the induced emf in the coil as a function of time. 8.89-10-³ V +(8.00×105 V/s³ )³ E 279x102V +(6.28×105 V/s³ )³ E=2.79×102 V +(2.51*10-4V/s³ )³ E-8.89-10³ V +(2.51*10-4 V/s³ )3 Submit Previous Answers Correct Part B What is the current in the resistor at time to = 4.95 s? VE ΑΣΦ 1= 4.16 10 5 Submit Previous Answers Request Answer X Incorrect; Try Again ? A

A coil 4.20 cm radius, containing 420 turns, is placed in a uniform magnetic field that varies with time according to B=(1.20×10 2T/s)+( 2.70x10-5 T/s). The coil is connected to a 700- 2 resistor, and its plane is perpendicular to the magnetic field. You can ignore the resistance of the coil. ↓ Y Part A Find the magnitude of the induced emf in the coil as a function of time. 8.89-10-³ V +(8.00×105 V/s³ )³ E 279x102V +(6.28×105 V/s³ )³ E=2.79×102 V +(2.5110-4V/s³ )³ E-8.89-10³ V +(2.5110-4 V/s³ )3 Submit Previous Answers Correct Part B What is the current in the resistor at time to = 4.95 s? VE ΑΣΦ 1= 4.16 10 5 Submit Previous Answers Request Answer X Incorrect; Try Again ? A

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Answer c