An 80-MH Inductor and a 2 $\Omega$ Resistor Are Wired in Series to an Ideal Battery

question 68

Multiple Choice

An 8.0-mH inductor and a 2.0- $\Omega$ resistor are wired in series to an ideal battery.A switch in the circuit is closed at time t = 0, at which time the current is zero.The current reaches half its final value at a time of:

• A)2.8 ms
• B)4.0 ms
• C)3.0 s
• D)170 s
• E)250 s

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Definitions:

Switch Statement

A control statement in programming that allows a variable to be tested for equality against a list of values, each with a set of statements to be executed.

Logical Operator

Operators used in programming to perform logical operations like AND, OR, and NOT, typically used in decision-making processes.

!=

A relational operator in programming that checks if two values are not equal to each other.

Syntax Error

An error in the syntax of a programming language code, preventing the program from being compiled or executed correctly.