An Exhaust Analyzer That Measures Lambda Is Being Discussed

question 1

Multiple Choice

An exhaust analyzer that measures lambda is being discussed. Technician A says a lambda reading of 0.98 to 1.02 is considered normal. Technician B says a lambda of 1.12 indicates a lean condition. Who is correct?

• A) Technician A only
• B) Technician B only
• C) Both A and B
• D) Neither A nor B

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Definitions:

Direct Material Variances

The difference between the actual cost of direct materials used in production and the standard cost, indicating efficiency in using materials.

Favorable Variances

Variances that occur when actual costs are less than standard or budgeted costs, or actual revenues exceed expectations, benefiting the company's financial performance.

Unfavorable Variances

Situations where actual costs are higher than planned or budgeted costs, or actual revenue is lower than expected.

Management By Exception

A management strategy where only significant deviations from planned results are brought to the attention of management, focusing efforts on areas that are not performing as expected.