A Simple Pendulum, 2 $\degree$ From the Vertical

question 31

Multiple Choice

A simple pendulum, 2.0 m in length, is released with a push when the support string is at an angle of 25 $\degree$ from the vertical. If the initial speed of the suspended mass is 2.0 m/s when at the release point, what is its speed at the bottom of the swing? (g = 9.8 m/s²)

• A) 2.3 m/s
• B) 2.6 m/s
• C) 2.8 m/s
• D) 0.5 m/s

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Definitions:

Direct Materials Price Variance

A measure used in management accounting to assess the difference between the actual cost of materials used in production and the expected (standard) cost.

Direct Materials Quantity Variance

A measure of the difference between the actual quantity of materials used in production and the expected quantity, based on standards.

Total Direct Materials Cost Variance

The difference between the actual costs of direct materials used in production and the expected (or standard) costs.

Direct Materials Price

The cost of raw materials and components required for the manufacture of a product.