A Conducting Rod Whose Length Is ℓ = 1

question 79

Multiple Choice

A conducting rod whose length is ℓ = 1.60 m is placed on frictionless U-shaped metal rails that is connected to a lightbulb having a resistance of 4.00 Ω as shown in the figure.The rails and the rod are in the plane of the page.A constant uniform magnetic field of strength 2.20 T is applied perpendicular to and out of the paper.An external applied force moves the rod to the right with a constant speed of 6.00 m/s.At what rate is energy dissipated in the lightbulb?

• A)60.0 W
• B)121 W
• C)21.2 W
• D)112 W
• E)11.5 W

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Definitions:

Call Premium

The additional amount a bond issuer must pay over the par value if they wish to redeem the bond before its maturity date.

Time To Maturity

The remaining time until a financial instrument, such as a bond, reaches its date of redemption and the principal amount is repaid to investors.

Total Return

The overall financial gain or loss on an investment over a specific period of time, including interest, capital gains, dividends, and distributions realized over the period.

Yield-To-Maturity

The total return anticipated on a bond if held until it matures, including all payments and interest.