A Block Is Pulled at Constant Speed Along a Rough

question 102

Multiple Choice

A block is pulled at constant speed along a rough level surface by a rope that makes an angle of 30° with respect to the horizontal. The applied force along the rope is . The force of kinetic friction between the block and the surface is 10 N.
-Complete the following statement: The magnitude of the normal force could be reduced by

• A)increasing the speed of the block.
• B)decreasing the coefficient of kinetic friction.
• C)decreasing the velocity of the block.
• D)decreasing the angle made by the rope.
• E)increasing the angle made by the rope.

---

Definitions:

Total Standard Cost

The total budgeted cost for manufacturing a product, based on standard prices and quantities for input.

Variable Manufacturing Overhead

Costs related to manufacturing that fluctuate with the level of production output.

Direct Labor-Hours

The entire sum of hours clocked by employees who are directly involved in product creation.

Labor Rate Variance

The difference between the actual cost of labor and the expected (or standard) cost.