It Is Better to Send 10,000 KW of Electric Power

question 31

Multiple Choice

It is better to send 10,000 kW of electric power long distances at 10,000 V rather than at 220 V because:

• A)there is less heating in the transmission wires
• B)the resistance of the wires is less at high voltages
• C)more current is transmitted at high voltages
• D)the insulation is more effective at high voltages
• E)the iR drop along the wires is greater at high voltage

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Definitions:

Pelvic Cavity

The body cavity situated within the pelvis that houses the reproductive organs, urinary bladder, and rectum.

Epidermal Barrier

The outermost layer of skin that provides a protective barrier against environmental hazards, pathogens, and prevents water loss.

Thoracic Cavity

A cavity in the body housing the lungs, heart, and other components of the respiratory and circulatory systems; located within the chest.

Homeostasis

The ability of an organism or environment to maintain a state of internal balance and physical well-being in spite of changes or outside influences.