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Star A has a radius of 200 000 km and a surface temperature of 6 000 K. Star B has a radius of 400 000 km and a surface temperature of 3 000 K. The emissivity of both stars is the same. What is the ratio of the rate of energy radiated by Star A to that of Star B?
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A state of having enough assets or income to comfortably cover one's expenses and future financial obligations.
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The act of identifying potential customers who may be interested in a company's products or services.
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The process of finding prospects by a salesperson’s constantly watching what is happening in the sales area.
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Maintenance, fixes, or improvements made to residential properties, often involving tasks like plumbing, electrical work, or structural repairs.
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