As Shown in the Figure,two Solenoids Are in Line

question 62

Multiple Choice

As shown in the figure,two solenoids are in line.The switch S,initially closed,is suddenly opened.Just after opening S,what is the polarity of the induced emf in terminals X and Y?

• A)X and Y are at the same potential.
• B)X is positive and Y is negative.
• C)Y is positive and X is negative.

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Definitions:

ROUND

A mathematical function used to round a number to a specified number of digits, often used in spreadsheet applications.

HOUR Function

A function in many programming and spreadsheet environments that extracts the hour from a given time value, typically returning it as a number between 0 and 23.

DAY Function

A function in spreadsheet software that extracts the day part from a date value, returning it as a numeric value.

DATE Function

A formula in spreadsheet software that generates a date value from individual year, month, and day components.