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Lasers: In a ruby laser, an electron jumps from a higher energy level to a lower one. If the energy difference between the two levels is 1.8 eV, what is the wavelength of the emitted photon? (c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ∙ s, 1 eV = 1.60 × 10-19 J)
Weaknesses/Disadvantages
The limitations or shortcomings inherent in an individual, organization, or product that can hinder success or effectiveness.
Advertising
The act or practice of calling public attention to one's product, service, need, etc., especially by paid announcements in newspapers and magazines, over radio or television, on billboards, etc.
Promotional Mix
The combination of marketing tools used by a business to achieve its marketing objectives, including advertising, sales promotion, public relations, and direct marketing.
Strengths/Advantages
Positive attributes or aspects of something that give it a competitive edge or make it superior in some respects.
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