A narrow coil of 10 turns and area 4 x 1o²m² is placed in a uniform magnetic field of flux density, B= 10'T, Sothat the flux links the turns nomally. The induced emf in the coil if it is removed completely from the field in 0.58.s isBA8x 10 V 2x 10° v 4x 10° v 4: 10ʻ V | 2x 10³ vDE9.The force on a lIkg mass on the carth's surface is 10 N If the radius of the earth is 6400 knm, the force on a 4 kgmass at a point 2000 km from the center of the carth, (assuming the carth has uniform density) is:A)D)3.125 N12.8 NB)E)C)40 N12.5 N3.2N

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8. A narrow coil of 10 turns and area 4 x 10 m²is placed ia a uniform magnetic field of flux density, B = 10'' T, So that the Rux links the turns nomally. The induced emf in the coil if it is removed completely from the fiekd in 0.5 s is B 2 x 10 V A D 8x 10 V 4x 10 v 4x 10* v | 2 x 10’V

8. A narrow coil of 10 turns and area 4 x 10 m²is placed ia a uniform magnetic field of flux density, B = 10'' T, So that the Rux links the turns nomally. The induced emf in the coil if it is removed completely from the fiekd in 0.5 s is B 2 x 10 V A D 8x 10 V 4x 10 v 4x 10* v | 2 x 10’V

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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Question

A narrow coil of 10 turns and area 4 x 1o²m² is placed in a uniform magnetic field of flux density, B= 10'T, So
that the flux links the turns nomally. The induced emf in the coil if it is removed completely from the field in 0.5
8.
s is
B
A
8x 10 V 2x 10° v 4x 10° v 4: 10ʻ V | 2x 10³ v
D
E
9.
The force on a lIkg mass on the carth's surface is 10 N If the radius of the earth is 6400 knm, the force on a 4 kg
mass at a point 2000 km from the center of the carth, (assuming the carth has uniform density) is:
A)
D)
3.125 N
12.8 N
B)
E)
C)
40 N
12.5 N
3.2N

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