The String in the Figure Is 50 Cm Long

question 10

Multiple Choice

The string in the figure is 50 cm long.When the ball is released from rest, it swings along the dotted arc.How fast is it going at the lowest point in its swing?

• A)2.0 m/s
• B)2.2 m/s
• C)3.1 m/s
• D)4.4 m/s
• E)6.0 m/s

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Definitions:

Materials Quantity Variance

A measure of the difference between the actual quantity of materials used in production and the standard quantity expected to be used, multiplied by the standard cost per unit of materials.

August

The eighth month of the year in the Gregorian calendar.

Labor Efficiency Variance

The difference between the actual hours worked and the standard hours expected, multiplied by the standard hourly wage rate.

Variable Overhead Rate Variance

The difference between the actual variable overhead incurred and the expected (or standard) cost allocated to production, based on the standard variable overhead rate.