A 10-V Battery Is Connected to a 15-Ω Resistor and an Unknown

question 4

Multiple Choice

A 10-V battery is connected to a 15-Ω resistor and an unknown resistor R, as shown. The current in the circuit is 0.40 A. How much heat is produced in the 15-Ω resistor in 2.0 min?

• A)0.40 kJ
• B)0.19 kJ
• C)0.29 kJ
• D)0.72 kJ
• E)0.80 kJ

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Definitions:

Two-asset Portfolio

It is a financial portfolio comprising two different assets, aimed at diversifying investment risk.

Securities

Financial instruments that represent an ownership position in a publicly-traded corporation (stock), a creditor relationship with a governmental body or a corporation (bond), or rights to ownership as represented by an option.

CAPM

Capital Asset Pricing Model, a formula used to determine the expected return on an investment based on its risk relative to the market.

APT Model

Arbitrage Pricing Theory Model; a financial theory that estimates the returns on assets based on their exposure to various risk factors.