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Standard XII

Physics

More about Magnetic Dipoles

17.A coil of ...

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17.A coil of area 500 cm2 having 1000 turns is held perpendicular to a uniform magnetic field 0.4 G induced emf in the coil if it is turned through angle of 180^°in 1/10 sec is

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Q. A coil of mean area

500 {cm}^{2}

and having

1000 turns

, is held perpendicular to a uniform magnetic field of

0.4 \times 10^{- 4} T

. The coil is turned through

180^{\circ}

\frac{1}{10} seconds

. Calculate the average induced emf?

Q. A coil of mean area

500 {cm}^{2}

and having

1000

turns is held perpendicular to a uniform field of

0.4 G

. The coil is turned through

180^{\circ}

\frac{1}{10} s

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emf

Q. A coil mean area 500

c m^{2}

and having

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\frac{1}{10}

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Q. A coil of mean area 500

c m^{2}

and having 1000 turns is held perpendicular to a uniform field of 0.4 gauss. The coil is turned through

180^{o}

\frac{1}{10}

second. The average induced w.m.f. :-

A coil of area 500 $c m^{2}$ having 1000 turns is placed such that the plane of the coil is perpendicular to a magnetic field of magnitude $4 \times 10^{- 5}$ $w e b e r / m^{2}$ . If it is rotated by 180 about an axis passing through one of its diameter in 0.1 sec, find the average induced emf.

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