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(a) (i) A circular loop of …

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(a) (i) A circular loop of area vector A, carrying a current I is placed in a uniform magnetic field vector B. Write the expression for the torque vector τ acting on it in a vector form.

Posted by Mahi D 5 years, 7 months ago

CBSE > Class 12 > Physics

4 answers

Tamanna Sharma 5 years, 7 months ago

When the field and circular loop plane are perpendicular to each other, at this time area vector and field parallel to each other and hence ( cos 0) max value for flux ,here

Shruti Jha 5 years, 7 months ago

Expression for the torque will be M×B vector.

Mahi D 5 years, 7 months ago

Pls answer the second part.

Mahi D 5 years, 7 months ago

(ii) If the loop is free to turn, what would be its orientation of stable equilibrium? Show that in this orientation, the flux of net field (external field + the field produced by the loop) is maximum.

ANSWER

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