A Capacitor of Capacitance C Holds a Charge Q When

question 22

Multiple Choice

A capacitor of capacitance C holds a charge Q when the potential difference across the plates is V.If the charge Q on the plates is doubled to 2Q,

• A)the capacitance becomes (1/2)V.
• B)the capacitance becomes 2C.
• C)the potential changes to (1/2)V.
• D)the potential changes to 2V.
• E)the potential does not change.

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Definitions:

Continuous Random Variables

Variables capable of assuming countless values within a specified range.

Normal Probability Distribution

A continuous probability distribution characterized by a symmetrical bell-shaped curve, where the mean, median, and mode are all equal.

Standard Normal Distribution

A probability distribution that has a mean of zero and a standard deviation of one, also represented by the standard normal curve.

Z-score

A measure that describes a value's relationship to the mean of a group of values, represented in units of standard deviation.