Recent content by poskhare

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    Magnetic fields and loop of wire

    Okay, thank you!
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    Magnetic fields and loop of wire

    Nevermind my comment about the perpendicular sides, because they cancel out, right?
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    Magnetic fields and loop of wire

    I meant to write magnetic field, not electric field. But I need to calculate all for sides? The parallel are easy, but when it comes to the perpendicular, how do I add the force of these to the rest since they are perpendicular and not parallel?
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    Magnetic fields and loop of wire

    Homework Statement A rectangular loop of wire of size 5 cm x 15 cm is placed near a long straight wire with side CD at a distance of 5 cm from it, as shown in figure 6.29. What is the net force exetred on the loop (magnitude and direction)? How does your answer change if the current in the...
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    Electric Circuit Homework: Series vs. Parallel Light Bulbs

    Okay, now I get it. Thanks a lot!
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    Electric Circuit Homework: Series vs. Parallel Light Bulbs

    Homework Statement Two light bulbs are rated as 60 W and 75 W at 220 V. If these are connected in series to a source of 220 V, what will the power in each be? Assume a constant resistance for the light bulbs. Homework Equations W=VQ P=IV V=IR The Attempt at a Solution I was...