The Current I (In Amperes)when 100 Volts Is Applied to a Circuit

question 47

Multiple Choice

The current I (in amperes) when 100 volts is applied to a circuit is given by​ $I = 5 e ^ { - 2 t } \sin t$ ​ where t is the time (in seconds) after the voltage is applied.Approximate the current at
T = 0.8 second after the voltage is applied.(Round your answers to two decimal places. )
​

• A)1.12 ampere
• B)1.02 ampere
• C)0.72 ampere
• D)0.82 ampere
• E)0.92 ampere

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Definitions:

Test-retest Reliability

A measure of the consistency of a psychological test or assessment tool across time, assessing the stability of test scores on repeated applications.

Alternate Forms Reliability

The consistency of the results of two tests constructed in the same way from the same content domain, administered to the same participants.

Item-total Correlation

The correlation between scores on individual items and the total score on all items of a test or questionnaire.

Convergent Validity

A measure of the degree to which two different assessments of the same concept are correlated, indicating the validity of the constructs.