In This Circuit, Two Batteries, One with a Potential Difference

question 128

Multiple Choice

In this circuit, two batteries, one with a potential difference of 10 V and the other with a potential difference of 20 V, are connected in series across a resistance of 90 Ω. The power delivered by the 10-V battery is approximately

• A) 5.4 W.
• B) 15 W.
• C) 10 W.
• D) 3.3 W.
• E) 6.7 W.

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Definitions:

Gross Profit

The difference between sales revenue and the cost of goods sold before deducting overhead, payroll, taxation, and interest payments.

Option Contract

A financial contract that gives the holder the right, but not the obligation, to buy or sell an underlying asset at a specified price on or before a specified date.

At The Money

Describes an option where the current price of the underlying asset is equal to the strike price of the option.

Dramatic Decline

A rapid and significant drop in the value or price of an asset or market.