An LR Circuit Is Prepared for an Experiment, Initially with Its

question 19

Multiple Choice

An LR circuit is prepared for an experiment, initially with its switch open. The time constant is that time after switch closure at which the energy stored in the inductor reaches approximately what percentage of its final value?

• A) 63%
• B) 14%
• C) 37%
• D) 40%
• E) 100%

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Definitions:

Impossibility

A concept in contract law where unanticipated events make the fulfillment of a contract's terms unfeasible or unable to be completed.

Substitute

An alternative or replacement for something else, particularly in the context of products, goods, or services.

Statute of Limitations

A law that sets the maximum time after an event within which legal proceedings may be initiated.

Parol Evidence Rule

A legal principle that prevents the use of oral statements or extrinsic evidence to contradict or add to the terms of a written contract.