A Square Coil,enclosing an Area with Sides 2

question 18

Multiple Choice

A square coil,enclosing an area with sides 2.0 cm long,is wrapped with 2 500 turns of wire.A uniform magnetic field perpendicular to its plane is turned on and increases to 0.25 T during an interval of 1.0 s.What average voltage is induced in the coil?

• A)0.25 V
• B)0.12 V
• C)2.0 V
• D)2.5 V

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