A 100-M-Long High-Voltage Cable Is Suspended Between Two Towers

question 54

Multiple Choice

A 100-m-long high-voltage cable is suspended between two towers.The mass of the 100-m cable is 150 kg.If the tension in the cable is 30 000 N,what is the lowest frequency at which this cable can oscillate?

• A)0.71 Hz
• B)1.0 Hz
• C)1.4 Hz
• D)2.0 Hz

Identify and apply different tools and techniques for production planning and control, such as Gantt and PERT charts.

Distinguish between production and manufacturing concepts.

Recognize the phases of production control and their significance.

Understand the concept and goals of Six Sigma in eliminating defects.

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Definitions:

Marginal Cost Curve

A visual diagram indicating the variation in the expense of manufacturing an additional unit of a product as its production levels rise.

AVC

Stands for Average Variable Cost, which is the total variable cost per unit of output.

Short-Run Supply

The supply of goods that occurs when the sellers are only able to change some, but not all, conditions of production.

Diminishing Marginal Returns

A principle stating that as investment in a particular area increases, the rate of profit from that investment, after a certain point, cannot continue to increase if other inputs remain constant.