When a Certain String Is Clamped at Both Ends, the Lowest

question 65

Multiple Choice

When a certain string is clamped at both ends, the lowest four resonant frequencies are 50, 100, 150, and 200 Hz.When the string is also clamped at its midpoint, the lowest four resonant frequencies are:

• A)50, 100, 150, and 200 Hz
• B)50, 150, 250, and 300 Hz
• C)100, 200, 300, and 400 Hz
• D)25, 50 75, and 100 Hz
• E)75, 150, 225, and 300 Hz

---

Definitions:

Production Possibility Frontiers

A curve depicting all maximum output possibilities for two or more goods given a set of inputs, demonstrating the trade-offs between choices of production.

Maximum Efficiency

The optimal use of resources to achieve the best possible output or outcome without wasting any resources.

Full Employment

A situation in an economy where all available labor resources are being used in the most efficient way possible, typically characterized by the absence of cyclical or involuntary unemployment.

Decreasing Opportunity Costs

A situation in which the opportunity costs of resources decrease as the production of one good increases, often due to factors like improved technology or specialization.